Answer:
C
Step-by-step explanation:
Hope this helps :)
Suppose an industrial/organizational psychologist is interested in the relationships between job satisfaction, job performance, and job compensation. She has data from five different countries on the average monthly salaries paid to computer programmers. She begins her analysis by converting all of the salary data into U.S. dollars:
Country Average monthly salary (U.S. dollars) Standard deviation (U.S. dollars) Original currency
the Czech Republic $1,059 $158.80 koruna
Latvia $790 $118.60 lat
Korea $2,245 $673.60 won
Romania $646 $96.80 leu
the United States $4,141 $1,242.20 dollar
To appreciate the differences among the countries, she calculates the z scores for a computer programmer making $1,500 per month. Complete the table.
Country z score for $1,500 salary
the Czech Republic Latvia Korea Romania the United States Suppose a computer programmer in each of the five countries listed is offered a salary of $1,500 per month. Using the z scores and assuming that the computer programmer prefers a salary that has a higher relative value, the computer programmer from ______(what country) will likely be the most pleased with the offer, because a salary of $1,500 per month for this country corresponds to the_____. a) highest z score
b) lowest z score
c) z score closest to zero
By answering the above question, we may state that Romania $766.51 $646.96.80 leu 0.940 and by equation United States $4,141.00 $1,242.20 dollars 0.000 $4,141
What is equation?A mathematical equation is a process that links two statements and indicates equality using the equals sign (=). A mathematics statement that proves the equality of two formalisms is known as an equation in algebra. For instance, the equal sign separates the numbers 3x + 5 and 14 in the equation 3x + 5 = 14. A mathematical formula may be used to understand the link between the two statements that are inscribed on opposite sides of a letter. Frequently, the trademark and the particular software are identical. like in 2x - 4 = 2, for example.
z = (x - μ) / σ
where x is the $1,500 wage, is the average income across all countries, and is the standard deviation across all countries.
Country typical monthly income (U.S. dollars) Normative deviation (U.S. dollars) original money Z score for a mean income of $1,500 in dollars
Republic of the Czech 1,059 korunas, or $158.80, $1,096.89 -0.913
Latvia $790 Lats $118.60 $1,515.77 -0.877
$2,245 $673.60 in Korean Won $1,956.24 -0.498
Romania $766.51 $646.96.80 leu 0.940
United States $4,141.00 $1,242.20 dollars 0.000 $4,141
As $1,500 per month for Romania corresponds to the highest z score of 0.94, suggesting that the income is rather high compared to Romania's mean wage, the computer programmer from Romania will probably be the most happy with the offer.
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Solve the equation. -5(-4+2n)=-10(n-2)
Answer:
0 = 0 means that there are infinite solutions.
Step-by-step explanation:
Equation is -5(-4+2n)=-10(n-2)
1. Distribute the -5 and -10
20 -10n = -10n + 20
2. Subtract 20 from one side to the other to get only 1 variable on 1 side.
-10n = -10n
3. divide -10 to separate the variable from the constant.
n = n
This means there are infinite solutions.
PLEASE HELP!!!!!!!
How much force is required (in Newtons) to accelerate a 12-kg bicycle, along
with its 50-kg rider, at 2 m/s2?
Give your answer as a number.
Answer:
\(124\:\mathrm{N}\)
Step-by-step explanation:
From Newton's 2nd Law, we have \(\Sigma F=ma\).
What we're given:
\(m\) of \(50+12=\textbf{62\:\mathrm{kg}}\) \(a\) of \(2\:\mathrm{m/s^2}\)Substituting given values, we get:
\(F=62\cdot 2=\boxed{124\:\mathrm{N}}\)
units givenQuestion 2 (3 points)toUsing the Rectangular Prism in the picture, find the Lateral Area, the Area of a Single Base,and the TOTAL Surface Area:.12 cm825 cm10 cmUse the face with dimensions 10cm x 5cm as the base.Lateral Area =cm²Single Base Area =64188 in48cm²
Solution:
Given the rectangular prism;
Where;
\(\begin{gathered} length,l=10cm \\ \\ width,w=5cm \\ \\ height,h=2cm \end{gathered}\)Thus, the lateral area, L is;
\(\begin{gathered} L=2(l+w)h \\ \\ L=2(10+5)2 \\ \\ L=4(15) \\ \\ L=60cm^2 \end{gathered}\)ANSWER:
\(Lateral\text{ }Area=60cm^2\)Also, the single base area, B, is;
\(\begin{gathered} B=l\times w \\ \\ B=10\times5 \\ \\ B=50cm^2 \end{gathered}\)ANSWER:
\(Single\text{ }Base\text{ }Area=50cm^2\)Then, the surface area, S, is;
\(\begin{gathered} S=L+2B \\ \\ S=60+2(50) \\ \\ S=60+100 \\ \\ S=160cm^2 \\ \\ \end{gathered}\)ANSWER:
\(Surface\text{ }Area=160cm^2\)
pls help me and explain as well because I rlly don’t understand this
Step-by-step explanation:
A linear function is a function where we have a constant rate of change.
The equation of a linear function is
\(y = mx + b\)
where m is the slope (change in y/change in x)
and b is the y intercept.
Note: Sometimes our variables will different names, but
Slope is just change in dependent variable/change in independent variable.
A linear function has a constant slope throughout.
In this problem,
t is the independent variable
W is the dependent variable
So our point will. be
(t,W)
where t is number of weeks after planted
and W is weight
So the slope would be
Change in W/Change in t.
We know at 3 weeks, the pumpkin weighed 141
So this point is
(3,141)
We know 7 weeks, later, the pumpkin weighed 372 so
(10,372)
A. The weight the pumpkin gain each week is our slope so
\( \frac{372 - 141}{7} \)
\( \frac{231}{7} = 33\)
So the pumpkin gained 33 pounds each week.
Part 2: Is in slope intercept form,
and we know the slope,33,
\(w = 33t + b\)
We don't know what b is.
Let plug in a coordinate pair, and solve for b.
Let's use (3,141)
\(141 = 33(3) + b\)
\(141 = 99 + b\)
\(42 = b\)
So our equation is
\(w = 33t + 42\)
Hope this helps
The weight that the pumpkin gained per week can be found to be 33 pounds.
The equation to show the relationship between pumpkin weight and elapsed time is W = 33 t + 42
How to find the weight gained ?The weight gained by the pumpkin per week can be found by the formula :
= (Weight gained after 7 more weeks - Weight after 3 weeks ) / 7 weeks
= ( 372 - 141 ) / 4
= 33 pounds
This means the original weight of the pumpkin was:
= 141 - ( 33 x 3 weeks )
= 42 pounds
The equation to show the relationship between pumpkin growth and weeks is therefore:
W = Growth per week x Number of weeks + original weight
W = 33 x + 42
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please help me here dudes and dudettes
Answer:
what!!!!!!!!!!!!!!!!!! so only for dudesssssssss
In the figure, m∠EDF = 42°. Which other angle must have the same measure? A diagram of the inscribed quadrilateral with the points of D, E, F, and G, in which D with an angle of 42 degrees. A. ∠DEG B. ∠EGF C. ∠GDF D. ∠EGD
Therefore, the correct option is B. ∠EGF with the angle measure of 138°.
What is quadrilateral?A quadrilateral is a four-sided polygon with four vertices and four angles. It is a closed figure with four straight sides that do not intersect. Examples of quadrilaterals include squares, rectangles, parallelograms, trapezoids, and rhombuses. The sum of the interior angles of a quadrilateral is always 360 degrees.
Here,
In an inscribed quadrilateral, opposite angles are supplementary. That is, the sum of the measures of any two opposite angles is 180 degrees. Therefore, to find the angle that has the same measure as ∠EDF, we need to look for the angle that is also opposite ∠EDF in the inscribed quadrilateral.
In the inscribed quadrilateral with points D, E, F, and G, we know that ∠EDF has a measure of 42 degrees. We also know that the opposite angle to ∠EDF is ∠EGF, because they share side EF.
Since opposite angles in an inscribed quadrilateral are supplementary, we can find the measure of ∠EGF by subtracting 42 degrees from 180 degrees:
∠EGF = 180° - ∠EDF
= 180° - 42°
= 138°
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What scientific notation is this
Answer:
1= 10000
2= 10⁴
Step-by-step explanation:
1= 10000
2= 10⁴
Answer: 10^5
2.56 x 10^5 = 256000
Step-by-step explanation:
PLEASE HELP ME ASAP ILL GIVE BRAINLIEST
The absolute value function that matches the graph is given as follows:
y = -|x + 1| + 1.
How to define the absolute value function?An absolute value function of vertex (h,k) is defined as follows:
y = a|x - h| + k.
In which a is the leading coefficient.
The coordinates of the vertex in this problem are given as follows:
(-1, 1).
Hence:
y = a|x + 1| + 1.
The function is reflected over the x-axis with a slope of -1, hence the leading coefficient a is given as follows:
a = -1.
Thus the function is:
y = -|x + 1| + 1.
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____________ is/are when data is analyzed in order to make decisions about the population behind the data.
A. Experiments
B. Simulations
C. Surveys
D. Statistics
Answer:
statistics are when data analyzed in order to make decisions about the population behind the data.
The correct answer to the question is Statistics (Option D).
What is statistics?
Statistics is a field of study in mathematics which deals with raw data. It is a tool which refines the data to produce meaningful results and a pathway to better understanding of it.
Some examples of raw data can be population sample which loves to see a particular TV show or a sample of students getting so and so marks in Math test.
Data is analyzed mainly by three different measure of central tendency that is mean, median and mode.
Mean is the average value of given discrete data.Median is the middle value when the data is sorted in ascending or descending order.Mode is the value that has highest frequency.Therefore, Statistics the correct answer.
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in the expression 2m-5, which is the operation?
Answer:
Because 5 is being subtracted from 2m, the operation is subtraction
hope this helps! <3
The radius of a circle is 3 feet. What is the length of a 75° arc?
Therefore , the solution of the given problem of circle comes out to be arc length 3.93 feet.
How do circles work?Every area of the plane that is separated by a specific amount from this additional point makes a circle (center). As a result, it is a curve made up of spots that are separated from one another on the surface. Additionally, it rotates similarly about the centre at every angle. Every collection of endpoints in the confined, two-dimensional sphere of a circle is uniformly spaced apart from the "centre."
Here,
A circle with a radius of 3 feet is equal to its diameter as follows:
=> C = 2πr = 2π(3) = 6π feet
Since there are 360° of angles in a circle's centre, the angle for a 75° curve is:
5/24 of a complete circle is 75/360.
Therefore, the 75° arc's extent is
5/24 × 6π = 5π/4 ≈ 3.93 feet
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A rectangular tank measuring 40 cm long, 30 cm wide and 35 cm high was filled with water to a hight of 15 cm. 4800 cm3 of water were poured into water. find the new height of water
answer ASAP
A rectangular tank measuring 40 cm long, 30 cm wide and 35 cm high was filled with water to a hight of 15 cm. 4800 cm3 of water were poured into water ,The new height of the water in the tank is approximately 19.83 cm.
To find the new height of water in the tank after pouring in 4800 cm³ of water, we can use the concept of ratios.
First, let's calculate the initial volume of water in the tank before pouring in the additional water. The initial volume can be calculated as the product of the length, width, and initial height:
Initial volume = 40 cm * 30 cm * 15 cm = 18,000 cm³
Next, we add the volume of the water poured in:
Total volume = Initial volume + Volume poured in = 18,000 cm³ + 4800 cm³ = 23,800 cm³
To find the new height, we divide the total volume by the base area of the tank (length * width):
New height = Total volume / (Length * Width) = 23,800 cm³ / (40 cm * 30 cm) = 19.83 cm (rounded to two decimal places)
As a result, the tank's new water level is roughly 19.83 centimetres high.
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eight hundred twenty nine and six tenths as a decimal
45points to whoever know those 2
Answer:
I answer so the person who will answer to get Crown!
(2/15x - 5) - (-0.7x + 2)
The expression (2/15x - 5) - (-0.7x + 2) is simplified to 5/12x - 3
What is an algebraic expression?An algebraic expression can be defined as an expression made up of variables, terms, coefficients, factors and constants.
These expressions are also made up of arithmetic operations.
From the information given, we have;
2/15x - 5) - (-0.7x + 2)
expand the bracket
2/15x - 5 + 7/10x - 2
collect like terms
2/15x + 7/10x - 5 + 2
Add the like terms
4x + 21x /30 - 3
Add the numerators
25x/60 - 3
Divide the common terms, we have;
5/12x - 3
Hence, the expression is 5/12x - 3
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1/2(x+10)= 1/4 (x-8) x=
(must be a fraction)
Answer:
\(x=-9\frac{1}{3}\)
Step-by-step explanation:
\(\frac{1}{2}(x+10)=\frac{1}{4}(x-8)\)
\(\frac{1}{2}x+5=\frac{1}{4}x-2\)
\(\frac{1}{2}x-\frac{1}{4}x=-5-2\)
\(\frac{3}{4}x=-7\)
\(x=-\frac{28}{3}=-9\frac{1}{3}\)
Recall that with base-ten blocks: 1 long 10 units, 1 flat 10 longs, and 1 block 10 flats. What is the fewest number of multibase blocks that can be used to represent the corresponding numeral in the given base?
a. 20 longs in base seven
b. 10 longs in base three
a. The answer is: The fewest number of multibase blocks required to represent 20 longs in base seven is 2 flats.
b. The answer is: The fewest number of multibase blocks required to represent 10 longs in base three is 3 flats and 1 unit.
a. To represent 20 longs in base seven, we need to find the fewest number of multibase blocks required.
In base seven, we have the following conversions:
1 long = 1 unit
1 flat = 10 units
1 block = 10 flats
To represent 20 longs, we can use 2 flats (each flat representing 10 units) and 0 units since there are no remaining units.
So, the fewest number of multibase blocks required would be 2 flats.
Therefore, the answer is: The fewest number of multibase blocks required to represent 20 longs in base seven is 2 flats.
b. To represent 10 longs in base three, we need to find the fewest number of multibase blocks required.
In base three, we have the following conversions:
1 long = 1 unit
1 flat = 3 units
1 block = 3 flats
To represent 10 longs, we can use 3 flats (each flat representing 3 units) and 1 unit since there is one remaining unit.
So, the fewest number of multibase blocks required would be 3 flats and 1 unit.
Therefore, the answer is: The fewest number of multibase blocks required to represent 10 longs in base three is 3 flats and 1 unit.
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please answer this problem step by step
The intervals of each behavior of the function are given as follows:
Decreasing: (-∞, -3).Constant: (-3, 3).Increasing: (3, ∞).How to classify the function as increasing, decreasing or constant?The function is increasing when the graph moves right and up.The function is decreasing when the graph moves right and down.The function is constant when the graph of the function is an horizontal line.More can be learned about functions at https://brainly.com/question/24808124
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A student randomly guesses the answers to a 10 question true or false quiz. The observation in the student’s answer (T or F) for each question. Describe the sample space
Answer:
in this experiment we only have two sample space which is only true or false.
because all the answers will have to fall between this sample space.
Step-by-step explanation:
we cannot actually or fully understand the above answer without first of all defining or explaining what sample space actually means.
Sample space: this is the set of all possible outcome that may come from an experiment.or we can say simply say it is the range of values that the experiment depends on.
what are the steps to solve this
Answer:
The equation of this line is y = -4.
Answer:
y=-4
Step-by-step explanation:
zero slope m=0
y-y1=m(x-x1)
y-(-4)=0(x-(-9))
y+4=0
y=-4
12. Determine whether the given number belongs
to each set.
te?
Whole
Numbers
Integers
Rational
Numbers
es
- 34
Answer:
The number -34 belongs to:
✔️Integers and
✔️Rational numbers
Step-by-step explanation:
-34 is an integer because it can written without a fractional or decimal part.
Rational numbers are said to numbers that can actually be expressed as a fraction with integers. They have no fractional part.
For example, −34 is a rational number because it can be written as - 34/1.
-34 can be expressed as -34/17, given an integer.
-34 is NOT a whole number because whole numbers are positive numbers.
Help im so confused!!!
Evaluate m + n – l when m = –8, n = 2, and l = –3. –9 –3 –1 7
Answer: -38
Step-by-step explanation:
First, plug in the numbers.
-8 +2 -3-9-3-17
Then solve.
-38
Answer: -3
Step-by-step explanation:
Basically the letters represent numbers, example: M = 3, meaning M stands for 3. So here, it's m = -8, n= 2, and l = -3.
-8 + 2 +-3 = -3!
Hope this helped :)
Amy wants to save $500 to buy a TV. She saves $17 each week. The amount, A (in dollars), that she still needs after w weeks is given by the following function.
A (w) = 500 - 17w
(a). How much money does Amy still need after 7 weeks?
(b). If Amy still needs $211, how many weeks has she been saving?
After 7 weeks she would have the total of 119$
A. $381
B. 17 weeks
500-211=289/17=17
wich of the following properties was used for 3(x+2)=3x+6
Answer:
you will want to have a good understanding of these properties to make the problems in ... Here, the same problem is worked by grouping 5 and 6 first, 5 + 6 = 11. ... “three times the variable x” can be written in a number of ways: 3x, 3(x), or 3 · x. ... Use the distributive property to evaluate the expression 5(2x – 3) when x = 2.
y
The distributive property tells us that if were given an expression such as 3(x + 2), we can multiply the 3 by both the x and the 2 to get 3x + 6.
a For the following exercises, find the surface area of the volume generated when the following curves revolve around the x-axis.x-axis. If you cannot evaluate the integral exactly, use your calculator to approximate it. 191. y = 1x from x = 2 to x = 6 192. y = x3 from x = 0 to x = 1 193. y = 7x from x = -1 to x = 1 194. ( y = from x = 1 to x = 3 195. y = V4 – x2 from x = 0 to x = 2
The surface areas generated by rotating the given curves around the x-axis are approximately 232.35 units², 9.25 units², 88.38 units², 27.22 units², and 16.77 units².
To find the surface area of the volume generated by rotating curves around the x-axis, we need to use the formula 2π ∫f(x) √(1 + [f'(x)]²) dx, where f(x) is the curve being rotated. For the given exercises, we have:
The curve y = x is being rotated from x = 2 to x = 6. Using the formula, we get the integral 2π ∫2x √(1 + 1²) dx from 2 to 6. Evaluating this integral gives us a surface area of approximately 232.35 units².
The curve y = x³ is being rotated from x = 0 to x = 1. Using the formula, we get the integral 2π ∫x³ √(1 + 9x⁴) dx from 0 to 1. This integral cannot be evaluated exactly, but using a calculator, we get a surface area of approximately 9.25 units².
The curve y = 7x is being rotated from x = -1 to x = 1. Using the formula, we get the integral 2π ∫7x √(1 + 49) dx from -1 to 1. Evaluating this integral gives us a surface area of approximately 88.38 units².
The curve y = √x is being rotated from x = 1 to x = 3. Using the formula, we get the integral 2π ∫√x √(1 + 1/(4x)) dx from 1 to 3. This integral cannot be evaluated exactly, but using a calculator, we get a surface area of approximately 27.22 units².
The curve y = √(4 - x²) is being rotated from x = 0 to x = 2. Using the formula, we get the integral 2π ∫√(4 - x²) √(1 + x²/(4 - x²)) dx from 0 to 2. This integral cannot be evaluated exactly, but using a calculator, we get a surface area of approximately 16.77 units².
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Eye Color Each of two parents has the genotype brown>blue, which consists of the pair of alleles that determine eye color, and each parent contributes one of those alleles to a child. Assume that if the child has at least one brown allele, that color will dominate and the eyes will be brown. (The actual determination of eye color is more complicated than that.) a. List the different possible outcomes. Assume that these outcomes are equally likely. b. What is the probability that a child of these parents will have the blue>blue genotype? c. What is the probability that the child will have brown eyes?
Answer:
A) Brown-Brown ,Brown-Blue, Blue-Brown, Blue-Blue B) 1/4 =0,25 C)3/4=0,75
Step-by-step explanation:
Lets mother's "BROWN" is "BROWN-M",
mother's "BLUE" is " BLUE-M"
Lets father's "BROWN" is "BROWN-F" and
father's "BLUE " is "BLUE-F"
The kid can have the genotype as follows (list of possible outcomes) :
1. BROWN-M>BROWN-F ( received BROWN as from mother as from father)
2. BROWN-M>BLUE-F ( Received BROWN from mother and BLUE from father)
3. BLUE-M>BROWN-F ( Received BLUE from mother and Brown from father)
4. BLUE-M>BLUE-F ( Received BLUE as from mother as from father)
b) As we can see in a) only 1 outcome from 4 is BLUE-BLUE. So the probability of BLUE-BLUE genotype is
P(BLUE>BLUE)=1/4=0.25
c) As we know that if the child has at least one brown allele, that color will dominate and the eyes will be brown.
It means that outcomes BROWN-BROWN, BROWN-BLUE and BLUE-BROWN determine brown color of eye. So the number of these outcomes is 3. Total amount of outcomes is 4.
So probability that eyes are brown is P(Brown eyes)=3/4 =0.75
1) 22 oz =
Ibs
oz. plz help with this one
Answer:
1.375 lbs
Step-by-step explanation:
what decimal is equivalent to 41 over 100 (pls keep it simple i am only in 5th grade )
Answer: 0.41
Step-by-step explanation:
To find the decimal point of a fraction, divide the numerator (the top half of the fraction) by the denominator (the bottom half of the fraction).
41 over 100 as a decimal point would be 41 divided by 100
Which produces the equivalent decimal, 0.41
P.S this is also how you find the percent of a number. To get the percent, move the decimal point 2 digits over (0.41 to 41.) and then add the percentage sign to the end of the number (41%)
0.41 = 41%
so 41 over 100 is 0.41, and 41 is also 41% of 100 (per cent means per 100)
Best of luck in 5th grade :)
What's the equation of a horizontal line through the point (4,-6)