1. The daily earnings of a group of employees are shown below. Compute the following: a. variance b. Standard Deviation c. Skewness d. kurtosis Number 11 21 75 39 24 150 Daily Earnings 200-399 400-599 600-799 800-999 1000-1199 1200-1399

Q: What is the correct answer ? I have to show work.

A: Given Information: Sample size (n) = 22  Mean (u) = 12 Standard deviation (s) = 5.4

Q: can I have h?

A: h). n = 81     p = 0.10

Q: one standart?

A: here use Empirical rule

Q: Refer to image

A:

Q: 15 6. A=D

A: here one triangle and one rectangle is connect  and triangle is right angle triangle  here other…

Q: im 2. 3. 2.

A:

Q: Ho te

A: Note As you don't mention what to find .i am just simplify

Q: Differentiate. y = 7+ x

A: Given Expression : y=x7+x y=x7+x-1 Differentiate by using Product Rule…

Q: Can you just do question c

A:

Q: Calculate.<2, 1> + <3, 4>

A: To calculate: 2,1+3,4 Solution: To add or subtract two vectors, we add or subtract the corresponding…

Q: dt tv

A: First simplify the denominator then integrate as shown below.

Q: answer question 4.

A:

Q: Do 1 and 4.

A: Given Diffrential equation is yι=3x2    →1 and solution:    y=x3+7  →2

Q: CD A =

A: We have to manipulate the given function.

Q: Where's b?

A:

Q: AX, = -2 3. 2. 2. 2. 3.

A:

Q: r5 dt 25 + t2

A:

Q: Clarify step 2

A: Given Information: Sample size n=1032Sample proportion pˆ=73%=0.73Margin of error E=3.9%=0.039

Q: could you provide an example please?

A: Let us take:  u→=0, 0, 0v→=1, 2, 3w→=4, 5, 6

Q: Does lung function differ between non-smokers, vapers, and cigarette smokers? Non- Cigarette Smokers…

A: Solution To find mean square between we run the anova one factor analysis in excel.

Q: According to a manufacturer, mey produced is Q) If a random sample of lo00 boxes are selected, what…

A:

Q: Part D?

A: As per your instructions i have to solve part(D)

Q: can you complete the follow up question i posted

A: Let be the rth central moment and  be the rth raw moment.To find the third central moment.It is…