Sales of People magazine are compared over a 5-week period at four Borders outlets in Chicago.
Store 1Store 2Store 3Store 4
Fill in the missing data. (Round your mean values to 1 decimal place and other answers to 2 decimal places.)
Treatment MeannStd. Dev. Variance
Based on the given hypotheses, choose the correct option. H0: σ21 = σ22 = σ23 = σ24 ; H1: Not all the variances are equal at α = 0.05.
Reject the null hypothesis if H > 20.6
Reject the null hypothesis if H < 20.6
Calculate the value of Hcalc. (Round your answer to 2 decimal places.)
Should we reject the null hypothesis?