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A police officer is concerned about speeds on a certain section of interstate 95. the data accompanying this excersise show the speeds of 40 cars on a saturday afternoon. The speed limit on this portioin of interstate 95 is 66 mph. Specify the competing hypotheses in order to determind if the average speed is greater than the speed limit. calculate the value of the test statistic

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Answer:

Please see attachment.

Explanation:

Please see attachment.

A police officer is concerned about speeds on a certain section of interstate 95. the-example-1
A police officer is concerned about speeds on a certain section of interstate 95. the-example-2
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