Question

Given the following companies sales of 4 brands below Microsoft Apple Alibaba Huawei 41 35 48...

Given the following companies sales of 4 brands below

Microsoft

Apple

Alibaba

Huawei

 
41
35
48
40
45
52

32
37
46
53
41
43

35
30
24
26
28
31

33
27
36
35
27
25

Considering n = 24 and α = 0.05.

  1. a) Write the Null hypothesis

  2. b) Write the Alternative hypothesis

  3. c) Use the analysis of variance to calculate the F-test

  4. d) Make a statistic decision about the Null hypothesis

Math   Statistics-And-Probability   
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Answer #1

c)

d) p value is less than significance level then reject null hypothesis  

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