75 55 79

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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Question
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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