hypertension trial is mounted, and 12 participants are randomly assigned to receive either a new medication or a placebo. Each participant takes the assigned medication and their systolic blood pressure, in mm Hg, is recorded after 6 months on the assigned medication. The data are shown in Table 7..9. Is there a difference in mean systolic blood pressure between treatments? Run the appropriate test at α = 0.05.

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A hypertension trial is mounted, and 12 participants are randomly assigned to receive either a new medication or a placebo. Each participant takes the assigned medication and their systolic blood pressure, in mm Hg, is recorded after 6 months on the assigned medication. The data are shown in Table 7..9. Is there a difference in mean systolic blood pressure between treatments? Run the appropriate test at α = 0.05.

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TABLE 7.9 Data for Practice Problem 6
Placebo
134
143
148
142
150
160
New Medication
114
117
121
124
122
128
Transcribed Image Text:TABLE 7.9 Data for Practice Problem 6 Placebo 134 143 148 142 150 160 New Medication 114 117 121 124 122 128
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