What is 95.7 * 3.88?
Answers
Related Questions
20 points please hurry
Ruby is visiting San Francisco. From her hotel she walks 1 block east and 2 blocks south to a coffee shop. Then she walks 2 blocks west and 3 blocks south to a
museum. Where is the museum in relation to her hotel?
The museum is block(s) and block(s) of her hotel.
Answers
Answer:
5 blocks south and 1 block west ( I think that's right sorry if its wrong I'm heading off to bed)
carla believed that her teammates on the track team were faster than she was, so she began putting in extra practices in order to become just as fast as them. this is an example of . a. compensation b. rationalization c. regression d. displacement please select the best answer from the choices provided a b c d
Answers
Carla's behavior of putting in extra practices to become faster can be seen as an example of (Option A.) compensation. This is because she is trying to make up for her perceived lack of speed by working harder to become as fast as her teammates.
Carla began putting in extra practices in order to become just as fast as them. This is an example of: Option A. CompensationCarla's behavior of putting in extra practices to become faster can be seen as an example of compensation. This is because she is trying to make up for her perceived lack of speed by working harder to become as fast as her teammates.
By engaging in extra practices, Carla is attempting to compensate for her lack of speed and improve her performance. This is different from rationalization, which is the act of making excuses for one's behavior, or from regression, which is the act of reverting to a younger age in response to a stressful situation.
Finally, displacement is the act of redirecting one's emotions or anger onto another person or object.
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What is the quotient to the correct level of precision? 130.715 ft ÷ 4.022 ft = ?
Answers
Answer:
32.500 ftStep-by-step explanation:
Given the expression, 130.715 ft ÷ 4.022 ft, we are to find its quotient.
Converting to fraction first 130.715 ft = 130,715/1000 and 4.022 ft = 4022/1000
130.715 ft ÷ 4.022 ft = 130,715/1000 ÷ 4022/1000
= 130,715/1000 * 1000/4022
= 130,715/4022
= 32.500 ft
Hence the quotient of the expression to the correct level of precision is 32.500 ft
Answer:
32.500ft or 32.5ft
Step-by-step explanation:
exercise: total expectation calculation 0.0/2.0 points (graded) we have two coins, a and b. for each toss of coin a, we obtain heads with probability ; for each toss of coin b, we obtain heads with probability . all tosses of the same coin are independent. we select a coin at random, where the probabilty of selecting coin a is , and then toss it until heads is obtained for the first time. the expected number of tosses until the first heads is:
Answers
Let's denote the probability of obtaining heads on a toss of coin A as pA and the probability of obtaining heads on a toss of coin B as pB. The probability of selecting coin A is denoted as p(select A).
To calculate the expected number of tosses until the first heads, we can use the concept of conditional expectation. Let E be the expected number of tosses until the first heads. If we select coin A, the expected number of tosses until the first heads is 1/pA, as the probability of obtaining heads on each toss is pA. If we select coin B, the expected number of tosses until the first heads is 1/pB, as the probability of obtaining heads on each toss is pB. Using the law of total expectation, we can calculate the overall expected number of tosses: E = p(select A) * (1/pA) + p(select B) * (1/pB) Simplifying further, we have: E = (p(select A)/pA) + (p(select B)/pB) Therefore, to find the expected number of tosses until the first heads, we need to know the probabilities pA, pB, and p(select A). Without these specific values, we cannot provide an exact numerical answer.
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What is the coefficient in the expression x² - 6?
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Your answer would be 1/x^2 -6
Given a linear transformation L:V + W. Which of the following statements about ker(L), the kernel of L, are TRUE ? (Select all that apply) Ow e ker(L) u v=0 whenever u, v E ker(L). If v € ker(L), then av e ker(L) for every scalar a. ker(L) is nonempty. L(v) = 0w for every vector ve ker(L). = u-v e ker(L) whenever u, v E ker(L). Ov ker(L).
Answers
The following statements about ker(L), the kernel of L, are TRUE.
Ker(L) is nonempty. If v ∈ ker(L), then av ∈ ker(L) for every scalar a.
L(v) = 0w for every vector v ∈ ker(L).
"Ow e ker(L) u v=0 whenever u, v E ker(L)."
This statement is not clear. If "Ow" is meant to be a placeholder for some condition, please provide the correct wording for the statement.
"If v € ker(L), then av e ker(L) for every scalar a."
This statement is true. If v is in the kernel of L, it means L(v) = 0. Multiplying both sides of this equation by a scalar a, we get L(av) = aL(v) = a0 = 0. Therefore, av is also in the kernel of L for every scalar a.
"ker(L) is nonempty."
This statement is true. The kernel of any linear transformation is always nonempty because it contains at least the zero vector (0) since L(0) = 0.
"L(v) = 0w for every vector v e ker(L)."
This statement is true. By definition, the kernel of L consists of all vectors v such that L(v) = 0. Therefore, for every vector v in the kernel, L(v) will indeed be equal to 0.
"= u-v e ker(L) whenever u, v E ker(L)."
This statement is not clear. If "= u-v" is meant to be an equation, it needs further clarification. Please provide the correct wording for the statement.
"Ov ker(L)."
This statement is not clear. If "Ov" is meant to be a placeholder for some condition, please provide the correct wording for the statement.
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A machine consists of two components, whose lifetimes have the joint density function f(x, y) = {1/162 x > 0, y > 0, x + y < 18; 0 otherwise The machine operates until both components fail. Calculate the expected operational time of the machine.
Answers
The expected operational time of the machine is 6.75
For given x , y > 0 , the lifetime of the machine is max{x , y} because it stops when the two component will fail.
The life expectancy if therefore the expectancy of max{x, y}
t = E [ max{x,y} ]
So, the max{x , y} can be x or y
We have three integral
I₁ = \(\frac{1}{162}\int\limits^9_0 \, dx \int\limits^{18-x}_{x} y \. dy\)
Solving the integration
=> I₁ = 729 / 162
=> 4.5
I₂ = \(\frac{1}{162}\int\limits^9_0 \, dx \int\limits^{x}_{0} y \. dy\)
=> I₂ = 121.5/162
=> 0.75
=> I₃ = \(\frac{1}{162}\int\limits^9_0 \, dx \int\limits^{18-x}_{x} x \. dy\)
=> I₃ = 243 / 162
=> 1.5
So . the total is 4.5 + 0.75 + 1.5
=> 6.75 is expected operational time
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A restaurant owner collected data about the types of items customers ordered. The table shows the probability that a customer will order each type of item when they visit the restaurant. Move words to the table to describe the likelihood of a customer ordering each item.
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When the exercise asks to describe the likelihood of the event using the probabilities means that taking into account that the probabilities are numbers between 0 and 1, see if the events are likely or not to happen.
For a soft drink, which has a 0.80 probability is a likely event that could happen because it is greater to the middle (0.5) but is not so close to 1.
For a daily special, which has a 0.25 probability is more and unlikely event that could still happen but its not so common to.
For dessert, which has a probability of 0.5 probability is neither a likely nor unlike event because the probability is really close to the middle.
For appetizer, which has a probability of 0.06 probability is more an unlikely/impossible event because the probability is so small and close to 0 that it is not common to happen at all.
Forming a graph to visually investigate data before performing regression or time series analysis is ___________.
Group of answer choices
frowned upon by statistics experts as they see it as a form of "cheating".
a necessary step.
unnecessary given today's computer speeds.
for the most part optional.
Answers
Forming a graph to visually investigate data before performing regression or time series analysis is for the most part optional.
While it is not strictly required, it is highly recommended and often considered a best practice. Visualizing data through graphs provides valuable insights and helps in understanding the underlying patterns, trends, and relationships present in the data. It allows us to identify outliers, detect seasonality or cyclic behavior, observe any non-linearities, and assess the overall suitability of the data for the chosen analysis technique.
Graphs also enable us to make informed decisions about data preprocessing, model selection, and the need for any transformations. While modern computing speeds have made it easier to perform complex analyses, the visual exploration of data remains an important step in the data analysis process, aiding in better interpretation and enhancing the overall quality of the analysis.
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which of the following calculations is not derived from the confidence interval? question content area bottom part 1 choose the correct answer below. a. difference between the limits, 2e b. the population mean, c. the margin of error, e d. the point es
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Among the following, the population mean u = (upper confidence limit) + (lower confidence limit) is not derived from the confidence interval.
A confidence interval is defined as the range of values that we observe in our samples and for which we expect to find the value that accurately reflects the population.
In frequentist statistic, a confidence interval is a range of estimates for an unknown parameter.
To find a confidence level for a data set by taking half of the size of the confidence interval, multiplying it by the square root of the sample size and then dividing by the sample standard deviation.
Confidence level refers to the percentage of probability,or certainty, that the confidence interval would contain the true population parameter when you draw a random sample many times. The most common confidence levels are 90%, 95% and 99%.
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Roger made a table showing how he spends his time in one day. How many days will go by before Roger has slept the equivalent of one day? Explain how you found your answer.
Work:1/3
Sleep:3/8
Meals:1/8
Computer:1/6
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Roger will need to sleep for 8 days before he has slept the equivalent of one day. This is because 3/8 of one day is 8/24 of a day, which is the same as one day.
To calculate how many days it will take Roger to sleep the equivalent of one day, we can use fractions. First, we need to convert the fractions in the table to fractions with a common denominator. The fractions in the table have denominators of 3, 8, 8 and 6 respectively. The least common multiple of these numbers is 24, so we can convert the fractions to 24ths. We can then add the fractions to calculate how much of a day Roger spends sleeping. 3/8 of one day is 8/24 of a day, and this is the same as one day. Therefore, it will take Roger 8 days to sleep the equivalent of one day.
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Marlon Audio Company manufactures video tapes. The desired speed of its model SF2000 is 4 inches per second. Any deviation from this value distorts pitch and tempo, resulting in poor sound quality. The company sets the quality specification to 4 t 0.17 inch per second because an average customer is likely to complain and return the tape if the speed is off by more than 0.17 inch per The cost per return is $28. The repair cost before the tape is shipped, however, is only $7 per tape. Required: 1. Compute L(x) if x is 4.12 inches per second. 2. Estimate the tolerance for the firm to minimize its quality-related cost (loss). (Round your answers to 4 decimal places.)
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L(x) if x is 4.12 inches per second is $21.
To estimate the tolerance for the firm to minimize its quality-related cost (loss), we need to determine the range of acceptable speeds that minimize the cost. The tolerance can be calculated as the difference between the upper and lower limits of the acceptable speed range.
Given that the desired speed is 4 inches per second and the quality specification allows a deviation of 0.17 inches per second, we can calculate the upper and lower limits as follows:
Upper Limit = Desired Speed + Tolerance
Lower Limit = Desired Speed - Tolerance
Let's assume the tolerance is represented by 't'.
Upper Limit = 4 + t
Lower Limit = 4 - t
To minimize the quality-related cost, we want to find the smallest value of 't' that satisfies the condition.
The cost can be minimized when the difference between the upper and lower limits is equal to twice the return cost of $28.
Upper Limit - Lower Limit = 2 * $28
(4 + t) - (4 - t) = 2 * $28
2t = 2 * $28
t = $28
Therefore, the estimated tolerance for the firm to minimize its quality-related cost is 0.28 inches per second (rounded to 4 decimal places).
Note: In this scenario, the tolerance is set to 0.28 inches per second to ensure that the cost of returns is minimized for the company.
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Bob is buying coffee for his coffee machine.Option 1 is $5.99 for 12 coffeesOption 2 is 23.99 for 70 coffee Which is the better deal and why? ( which is the lower unit rate )
Answers
Step 1: Let's review the information provided to us to answer the problem correctly:
• Option 1: $5.99 for 12 coffees
,• Option 2: $ 23.99 for 70 coffee
Step 2: Let's calculate the cost of a coffee in each option, as follows:
• Cost of a coffee in Option 1 = 5.99/12 = 0.50 (rounding to the next cent): This means that every cup of coffee costs $ 0.50
• Cost of a coffe in Option 2 = 23.99/70 = 0.34 This means that every cup of coffee costs $ 0.34
Step 3: Now we can decide which is the better deal and why.
The better deal is option ........ because it is cheaper than option..........
You can complete step 3, Kay.
Guided Practice
You drop a handball from a height of 100 centimeters. Each curved path has 64% of the height of the previous path.
Write a rule for the sequence using centimeters. The initial height is when n = 1.
What height will the ball reach at the top of the sixth path?
A.
an=100 · (0.64)n−1a subscript n baseline equals 100 times left parenthesis 0.64 right parenthesis superscript n minus 1 baseline; about 10.74 cm
B.
an=0.64 · (100)n−1a subscript n baseline equals 0.64 times left parenthesis 100 right parenthesis superscript n minus 1 baseline; about 0.11 cm
C.
an=1 · (0.64)n−1a subscript n baseline equals 1 times left parenthesis 0.64 right parenthesis superscript n minus 1 baseline; 6,400,000,000 cm
Answers
Answer:
The correct choice is (A)
Answer:
A.
an=100 · (0.64)n−1a subscript n baseline equals 100 times left parenthesis 0.64 right parenthesis superscript n minus 1 baseline; about 10.74 cm
Step-by-step explanation: I got it off of the internet
Step 1 of 1
In geometric sequence, the ratio between two consecutive terms is constant. This ration is called the common ratio.
Consider the following sequence:
Thus the common ratio of the sequence is .
...............................................................................................................................................
You drop a handball from a height of 1 meter. Each curved path has 64% of the height of the previous path. A. A(n)= 100*(0.64)^n-1
3. Find the surface area of the square pyramid.
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What is an equation of the line that passes through the points (0, -3) and (-5, 3)
Answers
Answer:
\(y = - \frac{6}{5} x - 3\)
Step-by-step explanation:
Slope-intercept form
y= mx +c, where m is the gradient and c is the y-intercept.
\(\boxed{gradient = \frac{y1 - y2}{x1 - x2} }\)
\(m = \frac{3 - ( - 3)}{ - 5 - 0} \)
\(m = \frac{3 + 3}{ - 5} \)
\(m = - \frac{6}{5} \)
Substitute the value of m into the equation:
\(y = - \frac{6}{5} x + c\)
To find the value of c, substitute a pair of coordinates.
When x= 0, y= -3,
\( - 3 = - \frac{6}{5} (0) + c\)
c= -3
Thus, the equation of the line is \(y = - \frac{6}{5} x - 3\).
Find the length of side a.
Can you help me please?
Answers
Answer:
6
Step-by-step explanation:
Use Pythagorean theorem:
a²+b²=c²
8²+a²=10²
64+a²=100
subtract 64 from 100
a²=36
√a=√36
a= 6
HELP I NEED AN ANSWER!!
Answers
Answer:
\(1)2 ~real ~ solutions\)
\(2) 0 ~ real ~solutions\)
\(3) 1~real ~solutions\)
Step-by-step explanation:.
\(1) x^2+y^2=17\)
\(y=-1/2x\)
\(x^2+1/4x^2=17\)
\(4x^2+x^2=68\)
\(5x^2=68\)
\(x^2=68\)
\(x=\) ± \(\sqrt{68/5}\)
----------------------
\(2) y=x^2-7x+10\)
\(y=-6x+5\)
\(-6x+5=x2-7x+10\)
\(x^2-x+5=0\)
\(a=1\)
\(b=-1\)
\(c=5\)
\(D=b^2-4ac\)
\(=1-20\)
\(=-19\)
\(\sqrt{0} =\sqrt{-19}\)
---------------------
\(3) y=-2x^2+19\)
\(8x-y=-17\)
\(8x+2x^2-9=-17\)
\(8x+2x^2+8=0\)
\(4x+x^2+4=0\)
\(x^2+4x+4=0\)
\(x^2+2x+2x+4=0\)
\(x(x+2)+2(x+2)=0\)
\((x+2)(x+2)^2=0\)
\((x+2)^2=0\)
\(x=-2\)
------------------------------
hope it helps...
have a great day!!!
what should you do next? what should you do next? come up with a theory to explain why movie preference is related to birth week. perform experiments to test your hypothesis. propose several alternative hypotheses. refine your hypothesis.
Answers
To develop a theory on the relationship between birth week and movie preference, the next steps would be to:
Conduct research to gather existing information on the topic and identify any potential gaps in knowledge.Develop a hypothesis that explains the potential relationship between birth week and movie preference.Design and conduct experiments to verify the hypothesis.Analyze the results of the experiments and use them to support or refute the hypothesis.Propose alternative hypotheses and design additional experiments to test them.Refine the original hypothesis based on the results of the experiments and continue to test it through further research.To know more about hypothesis refer to:
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8x^2+18x+9
Box method
Answers
Answer:
144x^3+9
Step-by-step explanation:
First of all multiply 8x^2 and 18x then it is 144
The difference between greatest 5-digit number and smallest 6-digit number is
a)0
b)1
c)2
d)10
Answers
& smallest 6-digit number is 99999
Answer is (a) 0
If f(x)=2x+6. And f(x)=12. What does x=__
Answers
Answer:
x=3
Step-by-step explanation:
f(x)=2x+6
f(x)=12
Hence:
2x+6=12
2x+6-6=12-6
2x=6
x=6/2
x=3
The lengths of the four sides of a quadrilateral (in inches) are consecutive odd integers. if the perimeter is 120 inches, find the value of the longest of the four side lengths.
Answers
In a quadrilateral with a perimeter of 120 inches, the longest of the four sides has length equal to 33 inches.
A quadrilateral is a two-dimensional figure that has 4 sides and 4 vertices. The perimeter of any two-dimensional figure is the sum of all its sides.
If the lengths of the four sides of a quadrilateral (in inches) are consecutive odd integers, we can express each side as:
x = length of side 1(odd integer)
x + 2 = length of side 2
x + 4 = length of side 3
x + 6 = length of side 4
If the perimeter of the quadrilateral is 120 inches, then the sum of the four sides is equal to 120 inches.
x + (x + 2) + (x + 4) + (x + 6) = 120
Simplifying and solving for x.
4x + 12 = 120
4x = 108
x = 27
Substitute the value of x on the expression for the length of the 4th side(longest side).
longest side = x + 6 = 27 + 6
longest side = 33 inches
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If p + q= 12 and pq=22, then find p2+q2.
p2 = p square
q2 = q square
(Don't get confused)
Answers
p+q = 12
Squaring both the sides
(p+q)^2 = 12^2
p2 + q2 + 2pq = 144
p2 + q2 + 2x 22 = 144
p2 + q2 = 144 - 44
p2 + q2 = 100
Answer:
q2=
Step-by-step explanation:
The formula for p^2+q^2p
2
+q
2
is
p^2+q^2 = (p+q)^2 -2pqp
2
+q
2
=(p+q)
2
−2pq
The yearbook club had a meeting. The club has 20 people, and one-fourth of the club showed up for the meeting. How many people went to the meeting?
Answers
Answer:5
Step-by-step explanation:For this problem you need to find one fourth of 20. This is done by dividing 20 by 4. The final answer will be 5
20/4 = 5
Find the area of the shaded region if the dimensions of the unshaded region are 18ft x 22ft . use 3.14 for π as necessary.
Answers
The area of the shaded region in the given image is: 1,111.84 ft²
How to Find the Area of a Shaded Region?To find the area of the shaded region in the image given, find the areas of the unshaded region, then subtract it from the total area of the whole figure.
Area of the total figure = area of two semicircles + area of the rectangle.
Dimensions of the rectangle is given as, 18ft x 22ft.
Area of the rectangle = 18ft × 22ft = 396 ft²
The diameter of each of the semicircle = 7 + 7 + 18 = 32 ft
The radius of each of the semicircle = 1/2(32) = 16 ft
Area of the two semicircles = 2(1/2 × πr²) = 2(1/2 × 3.14 × 16²)
Area of the two semicircles = 803.84 ft²
Area of the rectangle = 32 × 22 = 704 ft²
The total area = 704 + 803.84
The total area = 1,507.84 ft²
The area of the shaded region = 1,507.84 - 396
The area of the shaded region = 1,111.84 ft²
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1. in the figure below, a line intersects two parallel lines. find the missing angle measurements and then use the word bank to name the angle relationships.
(a) < a= _
(b) < b= _
(c) < c= _
(d) < e= _
(e) < f= _
(f) < h= _
Answers
Answer:
Step-by-step explanation:
1) ∠a = 125° {Alternate exterior angles are congruent}
2) ∠b = 55° {Vertically opposite angles}
3) ∠c = 125° {Corresponding angles}
4) ∠e = 125° {Vertically opposite angles}
5) ∠f = ∠b = 55° {Corresponding angles}
6) ∠h = 55° {corresponding angles}
Drag each relation to the correct location on the table.
Classify the relations according to wheather or not they are functions
Answers
The relations for this problem are classified as follows:
-3x = 15 -> Not a function.2y = 10 -> Function.3x - 0.25y = 3 -> Function.Input - Output relation: Function.Graph: Function.Set of points: Not a function.When does a relation represents a function?A relation represents a function when each element of the input is mapped to a single output.
Hence the relations that are not functions in this problem are given as follows:
-3x = 15, as the input is always x = -5, no matter the value of the output y.The set of points, as the input of 2, is mapped to outputs of 3 and 6.More can be learned about relations and functions at https://brainly.com/question/12463448
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(3 marks)
16
Kenny is thinking of two numbers greater than 10.
He says:
"The highest common factor (HCF) of my two numbers is 7
The lowest common multiple (LCM) of my two numbers is 84"
Write down the two numbers that Kenny is thinking of.
Answers
need help with this geometry question (pic below)
Answers
2•5=10, 10+3=13