Sarah entered her motorcycle in a slow race with 50 other contestants. She crossed the finish line after 95 seconds; she later learned that the average time to finish was 71 seconds with a standard deviation of 15 seconds. What formula should Sarah use to find how many standard deviations her result was above or below the mean? WRITE THE FORMULA.
Sarah entered her motorcycle in a slow race with 50 other contestants. She crossed the finish line after 95 seconds; she later learned that the average time to finish was 71 seconds with a standard deviation of 15 seconds. What formula should Sarah use to find how many standard deviations her result was above or below the mean? WRITE THE FORMULA.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
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Transcribed Image Text:Sarah entered her motorcycle in a slow race with 50 other contestants. She crossed the finish line
after 95 seconds; she later learned that the average time to finish was 71 seconds with a standard
deviation of 15 seconds. What formula should Sarah use to find how many standard deviations her
result was above or below the mean? WRITE THE FORMULA.
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