Question

A shop owner owns two branches of the same shop established in the downtown of two...

A shop owner owns two branches of the same shop established in the downtown of two major cities. The owner collected data that show the monthly revenue of each shop the past 8 months. The data are provided in the table below:

Month

Shop 1 revenue ($)

Shop 2  revenue ($)

1

51500

49190

2

54180

50950

3

52180

50460

4

55390

53210

5

51790

57190

6

49070

57040

7

54720

51070

8

49210

52750

Consider the sample standard deviation for the shops monthly revenue to be  and . Is there any difference in the population means of the revenue? Use 5% significance level and assume equal population variances.

Math   Statistics-And-Probability   
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