a. The appropriate hypotheses are b. The value of test statistic and p-value is c. At the significance level calculated in part b), we conclude that jogging

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a. The appropriate hypotheses are

b. The value of test statistic and p-value is

c. At the significance level calculated in part b), we conclude that jogging

A question of medical interest is whether jogging leads to a reduction in systolic blood
pressure. To learn about this question, eight non-jogging volunteers have agreed to
begin a 1-month jogging program. At the end of the month, their blood pressures
were determined and compared with earlier values. The data are presented in the
Table 1.
1 2| 3
Subject
Before 134 122
After 130 120 123
Difference
4 5
118 | 130 | 144 | 125
127 138 121
3
6
127 133
7
132 135
4
-5
4
-5
-2
Table 1: Blood pressures of eight test subjects
Transcribed Image Text:A question of medical interest is whether jogging leads to a reduction in systolic blood pressure. To learn about this question, eight non-jogging volunteers have agreed to begin a 1-month jogging program. At the end of the month, their blood pressures were determined and compared with earlier values. The data are presented in the Table 1. 1 2| 3 Subject Before 134 122 After 130 120 123 Difference 4 5 118 | 130 | 144 | 125 127 138 121 3 6 127 133 7 132 135 4 -5 4 -5 -2 Table 1: Blood pressures of eight test subjects
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