Question 2 The Medical Association of Trinidad and Tobago is interested in determining the impact of a new drug on the cholesterol levels of women. Data was collected from 11 women diagnosed with high...


Question 2<br>The Medical Association of Trinidad and Tobago is interested in determining the impact of a new<br>drug on the cholesterol levels of women. Data was collected from 11 women diagnosed with high<br>cholesterol. The data below shows the cholesterol levels before and after the drug was<br>administered.<br>Cholesterol Levels in mg/dL<br>Before 227 289 257 228 303 275 262 290 244 233 179<br>After 134 240 230 186 265 242 242 281 240 212 215<br>a. Calculate a 95% confidence interval for the mean cholestoral level (i) before drug<br>and (ii) after drug.<br>b. Test the hypothesis that the average cholesterol levels before and after administering<br>the pill are equal for both mechanics are equal. Use the 1% level of significance.<br>

Extracted text: Question 2 The Medical Association of Trinidad and Tobago is interested in determining the impact of a new drug on the cholesterol levels of women. Data was collected from 11 women diagnosed with high cholesterol. The data below shows the cholesterol levels before and after the drug was administered. Cholesterol Levels in mg/dL Before 227 289 257 228 303 275 262 290 244 233 179 After 134 240 230 186 265 242 242 281 240 212 215 a. Calculate a 95% confidence interval for the mean cholestoral level (i) before drug and (ii) after drug. b. Test the hypothesis that the average cholesterol levels before and after administering the pill are equal for both mechanics are equal. Use the 1% level of significance.

Jun 01, 2022
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