Business, 25.11.2019 21:31 ninaaforever

We are interested in determining whether or not the variances of the sales at two music stores (a and b) are equal. a sample of 26 days of sales at store a has a sample standard deviation of 30 while a sample of 16 days of sales from store b has a sample standard deviation of 20. 17. refer to exhibit 11-2. the test statistic is a. 1.50 b. 0.67 c. 1.56 d. 2.25 18. refer to exhibit 11-2. the p-value for this test is a. between 0.05 and 0.10 b. between 0.10 and 0.2 c. between 0.2 and 0.3 d. none of these alternatives is correct. 19. refer to exhibit 1 1-2 at 95% confidence the null hypothesis a. should be rejected b. should not be rejected c. should be revised d. none of these alternatives is correct.

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