A controversial issue in the sport of professional soccer is the use of instant replay
Answers
The use of instant replay in professional soccer has been a controversial issue, as it raises questions about the balance between maintaining the flow of the game and ensuring accurate officiating.
Supporters of instant replay, often referred to as Video Assistant Referee (VAR), argue that it helps referees make better decisions, leading to fairer outcomes. By reviewing footage of crucial incidents such as goals, penalties, and red card situations, VAR can help correct errors that could have a significant impact on the final result.
On the other hand, critics of instant replay believe that it disrupts the natural flow of the game and can cause confusion among players, fans, and officials. Soccer is a fast-paced sport, and many argue that interruptions for video reviews can negatively affect the momentum and excitement of the game. Additionally, the technology can still be subjective, as referees have the final say in interpreting the video footage. This can lead to inconsistencies in decision-making, further fueling controversy.
Another concern is that the use of instant replay may undermine the authority of on-field referees. If their decisions are consistently questioned and overturned, their credibility may be damaged. Furthermore, not all soccer leagues and tournaments have the resources to implement VAR, which could lead to disparities between competitions.
In conclusion, while instant replay in professional soccer can contribute to fairer and more accurate officiating, it also has the potential to disrupt the game's flow, create confusion, and challenge the authority of referees. As the debate continues, it is important for soccer's governing bodies to carefully consider the implications of VAR and strive for a solution that upholds the integrity of the sport while minimizing its negative impacts.
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Related Questions
How many sigfigs are in the following number 12? 1 12 2 0
Answers
The number 12 has two significant-figures, both digits are considered significant
Significant figures, also known as significant digits, are the digits in a number that contribute to its precision or accuracy.
In the case of the number 12, both digits, "1" and "2," are non-zero digits. Non-zero digits are always considered significant.
However, there are no decimal points or trailing zeros in this number, so there is no additional information regarding the precision of the measurement.
Leading zeros before the first non-zero digit are not considered significant. For example, in the number 0.12, the leading zero is not significant, and the two significant figures are "1" and "2."
In the case of the number 12, there are no leading or trailing zeros, and both digits are non-zero. Therefore, both digits are considered significant, resulting in a total of two significant figures.
It is important to recognize the number of significant figures in a value as it affects the accuracy of calculations and the representation of the precision in scientific measurements.
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Right answer gets brainlist
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your basketball team is playing a series of 5 games against your opponent. the winner is those who wins more games (out of 5). let assume that your team is much more skilled and has 75% chances of winning. it means there is a 25% chance of losing. what is the probability of your team get 3 wins?
Answers
We can simply multiply the subsequent probabilities of losing each game. = 12.9%.
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true.An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.The likelihood that an event will occur increases with its probability.A straightforward illustration is tossing a fair (impartial) coin.The chance of both outcomes ("heads" and "tails") is equal because the coin is fair, "heads" is more likely than "tails," there are no other conceivable outcomes, and the likelihood of either outcome is half.According to our question-
we can simply multiply the subsequent probabilities of losing each game. So (3/5 * 3/5
* 3/5 * 3/5)
= 81/625
= .129 = 12.9%
Hence, We can simply multiply the subsequent probabilities of losing each game. = 12.9%.
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help me with this please
Answers
we replace m by (-3)
so
P = (-3)² / (2 - (-3))
P = 9 / 5
Answer: B 9/5
Step-by-step explanation:
m^2 = 9
2-m = 5
9/5= 18/10 or 9/5
the alexander family and the chen family each used their sprinklers last summer. the water output rate for the alexander family's sprinkler was 30l per hour. the water output rate for the chen family's sprinkler was 40l per hour. the families used their sprinklers for a combined total of 65 hours, resulting in a total water output of 2250l. how long was each sprinkler used?
Answers
The Alexander family used their sprinkler for 35 hours, and the Chen family used their sprinkler for 30 hours.
To find out how long each sprinkler was used, we can set up a system of equations. Let's say the Alexander family used their sprinkler for x hours, and the Chen family used their sprinkler for y hours.
From the given information, we know that the water output rate for the Alexander family's sprinkler is 30 liters per hour. Therefore, the total water output from their sprinkler is 30x liters.
Similarly, the water output rate for the Chen family's sprinkler is 40 liters per hour, resulting in a total water output of 40y liters.
Since the combined total water output from both sprinklers is 2250 liters, we can set up the equation 30x + 40y = 2250.
We also know that the families used their sprinklers for a combined total of 65 hours, so we can set up the equation x + y = 65.
Now we can solve this system of equations to find the values of x and y, which represent the number of hours each sprinkler was used.
By solving the equation we get,
The Alexander family used their sprinkler for 35 hours, and the Chen family used their sprinkler for 30 hours.
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Calculate the range, variance, and standard deviation for the following samples a. 43, 41, 48, 47, 49 b. 100, 1, 3, 95, 70, 4, 6, 10, 5 c. 100, 1, 3, 30, 70, 30, 43, 5 a. The range is 8 Type an integer or a decimal. Do not round.) The variance is 11.80 (Round to two decimal places as needed.) The standard deviation is 3.4 (Round to one decimal place as needed.) b. The range is 99 (Type an integer or a decimal. Do not round.) The variance is 1813.50 (Round to two decimal places as needed.) The standard deviation is 42.6 (Round to one decimal place as needed.) c. The range is 99 (Type an integer or a decimal. Do not round.) The variance is 1234.79 (Round to two decimal places as needed.) he standard deviation is (Round to one decimal place as needed.)
Answers
The range, variance, and standard deviation are 8, 21.10, 445.21.
The range, variance, and standard deviation are 99, 40.14,1612
What is data?
Data is a collection of measurements or observations used as a source of information. There are numerous types of data and numerous ways to represent data.
Given data is
43, 41, 48, 47, 49
Arrange them in ascending order:
41, 43, 47, 48,49
The range is (49 - 41) =8
The mean is (41+43+47+48+49)/5 =45.6
Data deviation from mean square deviation
41 4.6 21.16
43 2.6 6.76
47 -1.4 1.96
48 -2.4 5.76
49 -3.4 11.56
Total 47.2
The standard deviation is s = √[(x-μ)²/N] = 21.10
The variance is s² = 445.21
Given data is
100, 1, 3, 95, 70, 4, 6, 10, 5
Arrange them in ascending order:
1, 3, 4, 5, 6, 10, 70, 95, 100
The range is (100 - 1) = 99
The mean is (1+3+4+6+5+10+70+95+100)/9 =32.67
Data deviation from mean square deviation
1 31.67 1002.99
3 29.67 880.31
4 28.67 821.97
5 27.67 756.63
6 26.67 711.29
10 22.67 513.93
70 -37.33 1393.52
95 -62.33 3885.03
100 -3.33 4533.33
Total 14508.0001
The standard deviation is s = √[(x-μ)²/N] = 40.14
The variance is s² = 1612
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how many 4-digits numbers are there with exactly one digit 3 and exactly one digit 7 such that 7 appears before 3? justify your answer
Answers
There are 128 four-digit numbers that satisfy the given conditions (exactly one digit 3 and exactly one digit 7, with 7 appearing before 3).
To determine the number of 4-digit numbers that satisfy the given conditions (exactly one digit 3 and exactly one digit 7 with 7 appearing before 3), we can break down the problem step by step.
Step 1: Choose the positions of 3 and 7.
Since 7 must appear before 3, we have two possible cases:
Case 1: 7 is in the thousands place, and 3 is in the hundreds place.
Case 2: 7 is in the hundreds place, and 3 is in the thousands place.
Step 2: Determine the digits in the remaining two positions.
In the remaining two positions (tens and units place), we have eight possible digits to choose from (0, 1, 2, 4, 5, 6, 8, 9). This is because we have used the digits 3 and 7, leaving eight options for the remaining two positions.
Step 3: Calculate the total number of valid numbers.
For each case in Step 1, we multiply the number of choices from Step 2 to get the total count.
Case 1: 7 in thousands place, 3 in hundreds place.
In this case, we have 8 choices for the tens place and 8 choices for the units place. The total count for Case 1 is 8 * 8 = 64.
Case 2: 7 in hundreds place, 3 in thousands place.
Similarly, we have 8 choices for the tens place and 8 choices for the units place. The total count for Case 2 is also 8 * 8 = 64.
Step 4: Sum up the counts from both cases.
To get the final answer, we sum up the counts from both cases:
64 (Case 1) + 64 (Case 2) = 128.
Therefore, there are 128 four-digit numbers that satisfy the given conditions (exactly one digit 3 and exactly one digit 7, with 7 appearing before 3).
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Identify the lateral area and surface area of a right cone with diameter 20 ft and slant height 32 ft.
Answers;
L = 1,005.3 ft2 ; S = 1,319.5 ft2
L = 1,005.3 ft2 ; S = 2,261.9 ft2
L = 2,010.6 ft2 ; S = 2,324.8 ft2
L = 2,010.6 ft2 ; S = 3,267.3 ft2
Give explanation please
Answers
The lateral area and surface area of a right cone will be 1005.3 sq. ft and 1319.5 sq. ft. Then the correct option is A.
What are the lateral surface area and surface area of the cone?Let l be the slant height of the cone and A be the base area of the cone.
Then the lateral surface area of the cone will be
Lateral surface area = πrl
The surface area of the cone will be
Surface area = πr (l + r)
The diameter is 20 ft and the slant height is 32 ft of the cone.
Then the radius will be
r = 20 / 2
r = 10 ft
The lateral area of the cone will be
Lateral surface area = π x 10 x 32
Lateral surface area = 1005.3 square ft
The lateral area of the cone will be 1005.3 square ft.
The surface area of a right cone will be
Surface area = π x 10 (32 + 10)
Surface area = 1319.5 square ft
Thus, the lateral area and surface area of a right cone will be 1005.3 sq. ft and 1319.5 sq. ft.
Then the correct option is A.
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The monthly cost of driving a car depends on the number of miles driven. Lynn found that in May it cost her $356 to drive 380 mi and in June it cost her $404 to drive 620 mi. The function is C(d)=0.2+280 (b) Use part (a) to predict the cost of driving 1800 miles per month. (c) Draw a graph (d) What does the slope represent? What does the C-intercept represent? Why does a linear function give a suitable model in this situation?
(b) $640 (c) y-int of 280, positive slope (d) It represents the cost (in dollars) per mile. It represents the fixed cost (amount she pays even if she does not drive). A linear function is suitable because the monthly cost increases as the number of miles driven increases.
Answers
To predict the cost of driving 1800 miles per month, substitute 1800 in the given function C(d) = 0.2d + 280C(1800) = 0.2 (1800) + 280= $640 per month. Therefore, the cost of driving 1800 miles per month is $640.
(b) Graph is shown below:(c)The slope of the graph represents the rate of change of the cost of driving a car per mile. The slope is given by 0.2, which means that for every mile Lynn drives, the cost increases by $0.2.The y-intercept of the graph represents the fixed cost (amount she pays even if she does not drive).
The y-intercept is given by 280, which means that even if Lynn does not drive the car, she has to pay $280 per month.The linear function gives a suitable model in this situation because the monthly cost increases as the number of miles driven increases.
This is shown by the positive slope of the graph. The fixed cost is also included in the function, which is represented by the y-intercept. Therefore, a linear function is a suitable model in this situation.
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What is 223*445=
What is 2+2
Answers
Answer:
99235
4
Explanation: Addition, and Multiplication
what type of sampling is used when it is not possible to select individuals directly from the target population?
Answers
Answer:
If a researcher cannot gain access to a target population, snowball sampling procedures can assist in locating subjects. In regard to sampling procedures, if a researcher wants to be able to generalize results to the total population of interest, then a purposeful sampling technique is the best approach.
Answer:
Non-probability sampling
Step-by-step explanation:
Non-probability sampling is a method of selecting units from a population using a subjective method.
The graph shows two functions, f(x) and g(x). If the functions are combined using addition, which statements describe the resulting graph h(x)? Check two options. domain: x ≥ –2 domain: x ≥ 2 The point (2, 2) is on h(x). The point (–2, 0) is on h(x). The point (0, –3) is on h(x).
Answers
If functions h(x)= f(x)+g(x), the point (2, 2) is on h(x) and The point (–2, 0) is on h(x).
What does function mean?In mathematics, a function is a rule or a set of rules that assigns a unique output to each input of a given set of inputs. It is a type of mapping or transformation in which each member of one set (the inputs) is associated with a unique member of another set (the outputs). Functions are often represented by equations or graphs, and they can be used to describe relationships between different variables.
For example, the equation y = x2 describes the function that assigns to each number x its square y.
The domain of the combined graph h(x) is x ≥ –2 since the domain of both f(x) and g(x) are x ≥ –2. The point (2, 2) is on h(x) because when x = 2, the function f(x) takes the value 2 and the function g(x) takes the value 0. When these two values are added together, they equal 2, which is the y-value of the point (2, 2). The point (–2, 0) is on h(x) because when x = –2, the function f(x) takes the value 0 and the function g(x) takes the value –3. When these two values are added together, they equal –3, which is the y-value of the point (–2, 0). The point (0, –3) is not on h(x) because when x = 0, the function f(x) takes the value –1 and the function g(x) takes the value –2. When these two values are added together, they equal –3, which is not the y-value of the point (0, –3).
The point (2, 2) is on h(x) since h(x) = f(x) + g(x) = 2 + 0 = 2. The point (–2, 0) is on h(x) since h(x) = f(x) + g(x) = 0 + 0 = 0. The point (0, –3) is not on h(x) since h(x) = f(x) + g(x) = 0 + 2 = 2, which does not equal –3.
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results of regression analysis are often abused in the following ways:
a.Using the model without understanding the context in which the model was developed and recommended for use
b.Predicting outside the region of the data without noting the predictions are an extrapolation of the model
c.Ignoring known scientific and economic theory regarding the model and its variables
d.All of the above
e.None of the above
Answers
The correct answer is d) All of the above. Regression analysis results are often abused by using the model without understanding its context, predicting outside the data range without acknowledging extrapolation, and disregarding known scientific and economic theories related to the model and its variables.
Regression analysis is a statistical method used to examine the relationship between variables and make predictions based on the observed data. However, the misuse and misinterpretation of regression analysis can lead to erroneous conclusions.
Firstly, using the model without understanding its context can be problematic. The development and recommendation of a regression model are typically based on specific assumptions and limitations, as well as the data used in its construction. Applying the model to a different context without considering these factors may lead to inaccurate predictions or interpretations.
Secondly, predicting outside the region of the data without recognizing that it involves extrapolation is another common misuse of regression analysis. Extrapolation involves making predictions beyond the observed data range, which can be risky since the relationship between variables may not hold true outside the data range. Extrapolation should be approached cautiously and accompanied by a clear acknowledgement of its inherent uncertainties.
Lastly, ignoring known scientific and economic theory related to the model and its variables can also lead to misuse. Regression analysis should be interpreted in the context of existing theories and domain knowledge. Disregarding established theories can result in flawed conclusions or invalid interpretations of the regression model's results.
In conclusion, regression analysis should be used with care and understanding. It is crucial to consider the context, acknowledge the limitations of extrapolation, and incorporate relevant scientific and economic theories to ensure the appropriate use and interpretation of regression analysis results.
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Which of the following questions is a statistical question?
Answers
what are the answers, you didn't put a following
Answer:
How many hours do you spend at the pharmacy each month?
Step-by-step explanation:
GOt it right on test
what is 2x - (3x +2x)
Answers
= -3x
hope this helps !!
Answer:
The value of 2x - (3x +2x) is
\(2x -(3x + 2x)\\= 2x - 3x - 2x \\= \boxed{ - 3x}\)
-3x is the right answer.if f(x) = x/6 , what is the equation for generating x, given the random number r?
Answers
To generate x from a random number r, we can use the inverse of f(x).
The inverse of f(x) is 6x. So, the equation for generating x is x = 6r. If we substitute r with a random number between 0 and 1, we can generate a corresponding value of x. For example, if r = 0.5, then x = 6(0.5) = 3. This equation can be useful in probability and statistics when we need to generate random values for a given distribution.
To find the equation for generating x using the random number r and the given function f(x) = x/6, you'll want to rearrange the equation to solve for x. To do this, you can follow these steps:
1. Rewrite the function: f(x) = x/6
2. Replace f(x) with r: r = x/6
3. Isolate x by multiplying both sides by 6: x = 6r
So, the equation for generating x using the random number r is x = 6r.
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Find BC in parallelogram ABCD.
Answers
Answer:
BC = 30
Step-by-step explanation:
We know that opposite sides of a parallelogram are congruent. Because of this, we can equate their lengths and solve for the variable z:
15z = 19z - 8
↓ adding 8 to both sides
15z + 8 = 19z
↓ subtracting 15z from both sides
8 = 4z
↓ dividing both sides by 4
2 = z
z = 2
Now, we can plug this z-value into the length of side BC and simplify:
BC = 19z - 8
BC = 19(2) - 8
BC = 30
Read the following excerpt from a magazine carefully, and complete the activities.
In Arizona, spring is the most beautiful time of year. The temperature usually ranges from sixty-five to ninety degrees Fahrenheit. Statistics show that the sun shines 89 percent of the time during the spring days.
Birds love Arizona in the spring. Children laugh and play, and families get together for picnics. Thousands of people like to go to the lake to water ski or swim, while others enjoy driving to the forest-covered mountains to camp and fish.
List at least one statement from each of the two paragraphs that is an opinion rather than a provable fact.
first paragraph:
second paragraph:
first paragraph: second paragraph:
Answers
Paragraph 1: Spring is the most beautiful time of the year - the Authors opinion and not fact.
Paragraph 2: Birds love the spring - Nobody knows how a bird is feeling, this is just based off of the Author trying to make a scenery for you.
Hoped this helped :)
Solve and find out which king of solutions is it
x-y=-2
-x+y = 4
Answers
Answer is in the photo. I can only upload it to a file hosting service. link below!
tinyurl.com/wpazsebu
(Q2) The set of line segments _____ meet the requirements to form a triangle.8 cm4 cm3 cm
Answers
To form a triangle, the set of line segments must satisfy the triangle inequality theorem, which states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side. Therefore, we need to check if the given line segments 8 cm, 4 cm, and 3 cm meet this requirement.
We can start by checking if the sum of the two smaller sides (3 cm and 4 cm) is greater than the largest side (8 cm). 3 cm + 4 cm = 7 cm, which is less than 8 cm. Therefore, these three line segments cannot form a triangle.
In general, for a set of line segments to form a triangle, the largest side must be smaller than the sum of the other two sides. In this case, the line segment of 8 cm is too long compared to the other two sides, which makes it impossible to form a triangle.
In conclusion, there are no line segments that meet the requirements to form a triangle with lengths of 8 cm, 4 cm, and 3 cm.
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Joshua has 3.95 pounds of candy. He is placing the candy into 5 equal size bags. How much candy will be in each bag?
Answers
Please solve quickly 11-14
Answers
Answer:
Step-by-step explanation:
11). 6x + 3y = 9
3(2x + y) = 9
2x + y = 3
y = -2x + 3
Since variables are of single degree therefore, it's a linear function
12). 3y - 2x = -2x - 12
3y - 2x + 2x = -2x - 12 + 2x
3y = -12
y = -4
Since variable y is of single degree therefore its a linear function.
13). 11y + 4x = -8 + 11y
11y + 4x - 11y = -8 + 11y - 11y
4x = -8
x = -2
Linear function.
14). 4x - 3 + 2y = 8x - 9
4x + 2y - 3 - 4x = 8x - 4x - 9
2y - 3 = 4x - 9
2y = 4x - 9 + 3
2y = 4x - 6
y = 2x - 3
Linear function.
so umm help i really need it it goes on my rep
Answers
Answer:
a
Step-by-step explanation:
Answer:
11 . 56
12. 29
13. 53
Step-by-step explanation:
I hope it helps im sorry if there wrong:)
the ordered pairs (6, 8), (9,12),(x, 20),(18,y) represent a proportional relationship. find the value of x and y. (choose two answers)
a. x=8
b. x=12
c. x=15
a. y=21
b. y=24
c. y=28
Answers
Answer:
We have two points so let's use them effectively We know that the x changes by 3 and the y changes by 4 Hence to get to y=20 we moved 2 times (8 units) so it's 9+ 3 + 3= 15 So x= 15Now for y We have an x= 18, from 9 we moved 9 units of 3 total intervals: 4+4+4+12= 24 y=24A bag contains 6 red candies and 14 blue candies a piece of candy is taken randomly from the bag what is the probability it is a red candy.
Answers
Answer:
6/20
1. number of all candy is 14+6
2.the probability of red candy taken is 6/20
The probability it is a red candy = 3/10
What do you mean by Probability ?Probability is the measure of likeliness of happening of an event , It has the range of 0 to 1 and the 0 here means (unlikely) to 1 (certainty).
It is given in the question that
A bag contains 6 red candies and 14 blue candies
Probability Formula = p/n
here
p is the likeliness of an event
n is the total possible trials
a piece of candy is taken randomly from the bag
the probability it is a red candy = p/n
p = 6
n= Total number of candy = 20
Probability = 6/20 = 3/10
the probability it is a red candy = 3/10
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21. A teacher asks students to identity their favorite reality television show. What type of measurement sale do the different television 15. Monthly rainfall in a city during the last ten years is an example of A. Discrete variable B. Continuous variable C Qualitative variable D. Independent variable
Answers
The type of measurement scale used to categorize different television reality shows based on student preference is A. Discrete variable
What type of measurement scale is used to categorize different television reality shows based on student preferences?In this case, the measurement scale used to identify students' favorite reality television shows would be a discrete variable.
A discrete variable is a type of quantitative variable that can only take on a finite number of values or a countable number of values within a specific range.
Each student's response would fall into a distinct category, representing their preferred reality television show.
The student's choices are not measured on a continuous scale but rather assigned to specific categories, such as the names of different reality television shows.
The data collected would consist of individual categories without any inherent numerical values associated with them.
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20/100 + 4/10 =20/100 + x = x move a fraction to make the equation true
Answers
Answer:
remove 4/10
20/100=20/100= 1 which is x
Step-by-step explanation:
Mrk ME BRAINLIEST PLZZZZZZZZZZ
Roxanne is comparing the monthly payments for a new car at two different car dealerships.
Dealership A: The car costs $30,000, and the loan has an annual interest rate of 4.8%.
Dealership B: The car costs $29,800, and the loan has an annual interest rate of 5.4%.
Use the formula to determine the monthly payment for each dealership.
Assume that both interest rates are compounded monthly, there is no down payment, and each loan is for 60 months.
Answers
9514 1404 393
Answer:
A: $563.39
B: $567.84
Step-by-step explanation:
The attached shows the formula. The graphing calculator evaluates it for the different car choices.
The monthly payment for the car from Dealership A is $563.39.
The monthly payment for the car from Dealership B is $567.84.
i’m not able to solve this question
Answers
Complete the statements below that show y = x2 + 2x - 1 being converted to vertex form.
Form a perfect-square trinomial.
y = x2 + 2x +
− 1−
Answers
We want to complete the steps to convert the given quadratic equation into vertex form.
Eventually we will get:
y = (x + 1)^2 - 2
Vertex form of a quadratic equation.
For a quadratic equation with the vertex (h, k), the vertex form is:
y = a*(x - h)^2 + k
Here we start with:
y = x^2 + 2x - 1
1) First, we complete the perfect-square trinomial, we need to add and subtract 1 to get that:
y = x^2 + 2x - 1 + 1 - 1
2) Now we rewrite the equation to be able of completing squares:
y = (x^2 + 2x + 1) - 1 - 1
y = (x^2 + 2x + 1) - 2
3) Now we complete squares
y = (x + 1)^2 - 2
And this is the equation in vertex form, where you can see that the vertex is the point (-1, - 2)
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