A doctor wants to know if a blood pressure medication is effective. Six subjects have their blood pressures recorded. After twelve weeks on the medication, the same six subjects have their blood pressure recorded again. For this test, only systolic pressure is of concern. Test at the 1% significance level. Patient A В E F Before After Table 10.23 161 162 165 162 166 171 158 159 166 160 167 169 What is the sample mean difference?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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A doctor wants to know if a blood pressure medication is effective. Six subjects
have their blood pressures recorded. After twelve weeks on the medication, the
same six subjects have their blood pressure recorded again. For this test, only
systolic pressure is of concern. Test at the 1% significance level.
Patient
A
D
E
F
Before
After
Table 10.23
161
162
165
162
166
171
158
159
166
160
167
169
What is the sample mean difference?
Transcribed Image Text:A doctor wants to know if a blood pressure medication is effective. Six subjects have their blood pressures recorded. After twelve weeks on the medication, the same six subjects have their blood pressure recorded again. For this test, only systolic pressure is of concern. Test at the 1% significance level. Patient A D E F Before After Table 10.23 161 162 165 162 166 171 158 159 166 160 167 169 What is the sample mean difference?
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