A local juice manufacturer distributes juice in bottles labeled 32 ounces. A government agency thinks that the company is cheating its customers. The agency selects 25 of these bottles, measures their...


A local juice manufacturer distributes juice in bottles labeled 32 ounces. A government agency thinks that the company is cheating its customers. The agency selects 25 of these bottles, measures their contents, and obtains a sample mean of 31.7 ounces with a standard deviation of 0.70 ounce. Use a 1% significance level to test the agency's claim that the company is cheating its customers.


The appropriate null hypothesis for this situation is:


H0: μ = 31.7

H0:  = 31.7

H0: μ = 32

H0:  = 32





The appropriate alternative hypothesis for this situation is:


Ha: μ > 31.7

Ha:<>

Ha: μ > 32

Ha: μ <>

Ha: μ <>

Ha:  > 31.7

Ha:  > 32

Ha:<>



The value of the statistic for this test is =   (round answers to three places after the decimal.)


and the p-value is   (round answers to three places after the decimal.)


There  ____  enough statistical evidence, at the 1% level, that the company is cheating its customers.



Jun 10, 2022
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