Exercise 1.20 on page 15 gives a sample of eight times, in days, to row solo across

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Exercise 1.20 on page 15 gives a sample of eight times, in days, to row solo across the Atlantic Ocean. The times are

153, 81 40, 87, 78, 106, 67, 70,

(a) Use technology to find the mean and standard deviation of the eight times.
(b) Find and interpret the z-scores for the longest time and shortest time in the sample.


Exercise 1.20

Male times: Female times: 70, 153, 81 40, 87, 78, 106, 67

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Related Book For  book-img-for-question

Statistics Unlocking The Power Of Data

ISBN: 9780470601877

1st Edition

Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock

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