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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