Among the thirty largest U.S. cities, the mean one-way commute time to work is 25.8 minutes. The longest one-way travel time is in New York City, where the mean time is 38.7 minutes. Assume the distribution of travel times in New York City follows the normal probability distribution and the standard deviation is 7.3 minutes. Use Appendix B.3. a. What percent of the New York City commutes are for less than 29 minutes? (Round your Intermediate calculations and final answer to 2 decimal places.) Fercent b. What percent are between 29 and 36 minutes?? (Round your Intermediete calculations end final answer to 2 decimel places.) Percent your Intermediate calculations and final answer to 2 decimal places.) c. What percent are between 29 and 44 minutes? (Round Percent Next 6 of 10
Among the thirty largest U.S. cities, the mean one-way commute time to work is 25.8 minutes. The longest one-way travel time is in New York City, where the mean time is 38.7 minutes. Assume the distribution of travel times in New York City follows the normal probability distribution and the standard deviation is 7.3 minutes. Use Appendix B.3. a. What percent of the New York City commutes are for less than 29 minutes? (Round your Intermediate calculations and final answer to 2 decimal places.) Fercent b. What percent are between 29 and 36 minutes?? (Round your Intermediete calculations end final answer to 2 decimel places.) Percent your Intermediate calculations and final answer to 2 decimal places.) c. What percent are between 29 and 44 minutes? (Round Percent Next 6 of 10
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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