Stats Solutions

(Steps Shown) Over a ten hour period an Oklahoma Highway Patrol officer using a radar gun recorded speeds for motorists driving along Interstate 35 at the

Question: Over a ten hour period an Oklahoma Highway Patrol officer using a radar gun recorded speeds for motorists driving along Interstate 35 at the 4 th Street exit in Moore. The speeds of eight randomly selected motorists were picked for further study. Their speeds in miles per hour were:

84 76 64 74 57 68 64 69

Assuming the motorists are representative of drivers on this section of the Interstate 35, estimate the average speed of automobiles traveling by the 4 th street exit! Use the 95% confidence interval.

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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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