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3.La purchasing manager, you want to compare the daily food expenses of the collection team.It collected...

3.La purchasing manager, you want to compare the daily food expenses of the collection team.It collected the following sample information (amount in dollars).Collection ($) 130 102 129 143 149 120 139

At the significance level of 0.05, can it be concluded that the deviation from the daily expenses of the sales team are less than 16?

Use a hypothesis test for variance to test it.(3 sts)

Math   Statistics-And-Probability   
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