Project #67690 - statistic

 

A local brewery distributes beer in bottles labeled 12 ounces. A government agency thinks that the brewery is cheating its customers. The agency selects 20 of these bottles, measures their contents, and obtains a sample mean of 11.7 ounces with a standard deviation of 0.7 ounce. Use a 0.01 significance level to test the agency's claim that the brewery is cheating its customers.

 

 

 

Fill-in these blanks/complete each part:

 

a.H0:______________________________________________

 

 

 

b. Ha: ______________________________________________

 

 

 

 

 

c. Write ‘claim’ next to the hypothesis where appropriate.

 

 

 

d. Identify which of these you will use:    z-test / t-test / 1-prop-z-test

 

 

 

e. Calculate the critical value.  Fill-in these blanks:

 

 

 

The null hypothesis will be rejected for test-statistic values that are_______________ (above or below) ____________.

 

 

 

 

 

a. What is the value of your test-statistic? __________

 

b. What is your p-value? __________

 

 

 

c. Do you decide to (Reject  H0)   or   (Fail to Reject H0) ?

 

Subject Mathematics
Due By (Pacific Time) 04/21/2015 12:00 am
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