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Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. The table contains pulse rates collected from males, who are non-smokers but do drink alcohol. The before pulse rate is before they exercised, and the after pulse rate was taken after the subject ran in place for one minute. Pulse Rates of Males Before and After Exercise Pulse before Pulse after 70 124 60 144 52 123 83 95 129 139 68 149 75 97 75 122 45 70 86 116 68 123 52 118 64 93 75 164 55 139 79 140 65 96 64 147 85 99 Compare the two data sets using the mean and standard deviation. Discuss which mean is higher and which has a larger spread of the data. The mean of the pulse rates before is The mean of the pulse rates after is The standard deviation of the pulse rates before is The standard deviation of the pulse rates after is
Transcribed Image Text:1. The table contains pulse rates collected from males, who are non-smokers but do drink alcohol. The before pulse rate is before they exercised, and the after pulse rate was taken after the subject ran in place for one minute. Pulse Rates of Males Before and After Exercise Pulse before Pulse after 70 124 60 144 52 123 83 95 129 139 68 149 75 97 75 122 45 70 86 116 68 123 52 118 64 93 75 164 55 139 79 140 65 96 64 147 85 99 Compare the two data sets using the mean and standard deviation. Discuss which mean is higher and which has a larger spread of the data. The mean of the pulse rates before is The mean of the pulse rates after is The standard deviation of the pulse rates before is The standard deviation of the pulse rates after is
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