Dr. Altman is testing the effect of her new exercise program for older adults living in assisted living. She specifically wants to know if the program has an effect on an individual’s walking speed. She knows that for humans, the average walking speed is 4 mph. However, she does not know the population variance. Dr. Altman tested 7 individuals and measured their walking speed as follows: 3 mph, 2 mph, 5 mph, 2 mph, 4 mph, 3 mph, and 5 mph Dr. Altman would like to know whether her exercise program has a significant effect on walking speed (positive or negative!
Dr. Altman is testing the effect of her new exercise program for older adults living in assisted living. She specifically wants to know if the program has an effect on an individual’s walking speed. She knows that for humans, the average walking speed is 4 mph. However, she does not know the population variance. Dr. Altman tested 7 individuals and measured their walking speed as follows: 3 mph, 2 mph, 5 mph, 2 mph, 4 mph, 3 mph, and 5 mph Dr. Altman would like to know whether her exercise program has a significant effect on walking speed (positive or negative!
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Dr. Altman is testing the effect of her new exercise program for older adults living in assisted living. She specifically wants to know if the program has an effect on an individual’s walking speed. She knows that for humans, the average walking speed is 4 mph. However, she does not know the population variance. Dr. Altman tested 7 individuals and measured their walking speed as follows:
3 mph, 2 mph, 5 mph, 2 mph, 4 mph, 3 mph, and 5 mph
Dr. Altman would like to know whether her exercise program has a significant effect on walking speed (positive or negative!).
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