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Captopril is a drug designed to lower systolic blood pressure. When subjects were treated with this drug, their systolic blood pressure readings (in mm Hg)

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Captopril is a drug designed to lower systolic blood pressure. When subjects were treated with this drug, their systolic blood pressure readings (in mm Hg) were measured before and after the drug was taken. Results are given in the accompanying table. Using a 0.01 significance level, is there sufficient evidence to support the claim that captopril is effective in lowering systolic blood pressure? Subject A B C D E F G H I K Before 200 174 198 170 179 182 193 209 185 155 169 After 191 170 177 167 159 151 176 183 159 145 146 A. What type of test is this? i. Left-tailed ii. Right-tailed iii. Two-tailed B. What is the test statistic (to 2 decimal places)? C. What is the critical t-score (to 2 decimal places)?_ D. Which is true about the p-value? i. P-value > 0.10 ii. P-value > 0.01 iii. P-value > 0.001 iv. P-value > 0.0001 v. P-value > 0.00001 vi. None of the above. E. Based on the statistical testing, do you conclude that captopril lowers systolic pressure? vii. Yes vill. No

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