Solved: Wristwatch Accuracy Students of the author
Chapter 7, Problem 7(choose chapter or problem)
Wristwatch Accuracy Students of the author collected data measuring the accuracy ofwristwatches. The times (sec) below show the discrepancy between the real time and the timeindicated on the wristwatch. Negative values correspond to watches that are running aheadof the actual time. The data satisfy a loose requirement of appearing to come from a normallydistributed population. Construct a 95% confidence interval estimate of the mean discrepancyfor the population of wristwatches.-85 325 20 305 -93 15 282 27 555 570 -241 36
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