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What is the decision rule

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Reference no: EM131887167

A national grocer's magazine reports the typical shopper spends 7 minutes in line waiting to check out. A sample of 17 shoppers at the local Farmer Jack's showed a mean of 6.4 minutes with a standard deviation of 4.3 minutes.

Is the waiting time at the local Farmer Jack's less than that reported in the national magazine? Use the 0.050 significance level.

a. What is the decision rule? (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)

Reject H0: µ ≥ 7 when the test statistic is (Click to select) equal to greater than less than.

b. The value of the test statistic is . (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)

c. What is your decision regarding H0?   Reject H0Do not reject H0

Reference no: EM131887167

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