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(See Solution) Preliminary data analyses indicates that use of a paired Wilcoxon signed-rank test is reasonable. The systolic blood pressure readings of

Question: Preliminary data analyses indicates that use of a paired Wilcoxon signed-rank test is reasonable.

The systolic blood pressure readings of ten subjects before and after following a particular diet for a month are shown in the following table.

Subject Before After
A 175 162
B 192 190
C 167 170
D 180 180
E 161 153
F 203 197
G 185 191
H 176 174
I 204 192
J 146 150

At the 1% level of significance, do the data provide sufficient evidence to conclude that the diet has an effect on systolic blood pressure?

  1. What is the p-value for this test?
  2. What is your decision (Reject/Fail to reject)? Provide an appropriate response.

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Deliverable: Word Document


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