Question

Consider the data in the table collected from four independent populations. Sample 1 Sample 2 Sample...

Consider the data in the table collected from four independent populations.

Sample

1

Sample

2

Sample

3

Sample

4

a) Calculate the total sum of squares (SST).

b) Partition the SST into its two components, the sum of squares between (SSB) and the sum of squares within (SSW).

19

14

20

8

15

11

23

15

12

17

21

13

14

15

c) Usingα=0.10

what conclusions can be made concerning the population means?

Please do step by step, I am very confused.

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

a)

SST =221.50

b)

SSB=116.750

SSW =104.75

c)

reject Ho ; we have sufficient evidence to conclude that population means are different,

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