QUESTION 4 If there are k populations being sampled, the denominator degrees of freedom is k-1 O True O False QUESTION 5 An investment analyst wants to establish whether there is a change in the mean rate of return for 9 types of investments The analyst selected a sample of 129 and conducted ANOVA test that is shown as follows. Variation df MS Between 321 (Treatment) Within (Error) Total 829 The Within (Error) mean squares is equal to? (Round answer to three decimal places ex. 2.091)

Q: 2(3y-5)=34

A: We will see the ans in next step

Q: V-539 7. V11

A: To Determine:  Simplify

Q: Find A. A = (3A)-1 [ -3-2 4 2

A: Let us consider that                     A=abcdWe have                   (3A)-1=-3-242 ⟹…

Q: 4y-12=0

A: 4y = 12 y = 3

Q: 1 L (s- 4)6 J

A:

Q: What is the value for s3?

A:

Q: 14 +2

A: Adding Fractions Step 1: Make sure the bottom numbers (the denominators) are the same. Step 2: Add…

Q: -12+(4• 3) (-) I 2-14 - 3)ENTER

A:

Q: 3b-12 = 30

A:

Q: 3n+20=15

A: solve the given 3n+20=15

Q: (-12)+7

A: To simplify any expression involving numbers we need to use the BODMAS rule which specifies the…

Q: Vs-+ 12²

A: To determine:

Q: 2(a+3)= -12

A: Solution: Here 2(a+3) =-12

Q: 7k = 91

A: We will find the value of k in the following step.

Q: Find

A: We know that,                         ∫1xdx=lnx+ c We need to find  ∫4xdx

Q: -3(4x-5)-6=18

A: Given: −34x−5−6=18 To determine: The value of x.