Assume that the average time to run a marathon in the population is 278 minutes with a standard deviation of 63 minutes. Use this information to answer the question In the population, what raw running time is 2.5 standard deviations below the mean? What is the percentile of this time?
Assume that the average time to run a marathon in the population is 278 minutes with a standard deviation of 63 minutes. Use this information to answer the question In the population, what raw running time is 2.5 standard deviations below the mean? What is the percentile of this time?
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 13PPS
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Assume that the average time to run a marathon in the population is 278 minutes with a standard deviation of 63 minutes. Use this information to answer the question
- In the population, what raw running time is 2.5 standard deviations below the
mean ? What is the percentile of this time?
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