Sales of People magazine are compared over a 5-week period at four Borders outlets in Chicago.

  • Sales of People magazine are compared over a 5-week period at four Borders outlets in Chicago.

    Weekly SalesStore 1Store 2Store 3Store 4102    97    89    100      106    77    91    116    105    82    75    87    115    80    106    102    112    101    94    100    

     Click here for the Excel Data File

    Fill in the missing data. (Round your mean values to 1 decimal place and other answers to 2 decimal places.)

    Treatment  MeannStd. Dev.  VarianceStore 1                 Store 2                 Store 3                 Store 4                   Total                     

    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 > 20.6Reject the null hypothesis if H < 20.6Calculate the value of Hcalc. (Round your answer to 2 decimal places.)  Hcalc  Should we reject the null hypothesis? NoYes