Math 156 Sample Exam 3 Formulas Binomial mean np standard ...

12. Nine overweight men agree to try a new diet pill for three weeks. Below are their weights
before and after the three week period.
before after
185 192
236 224
188 184
195 200
204 191
224 221
268 271
193 182
284 285
Determine an appropriate test procedure to see if the pills work.
Check any necessary conditions needed for the procedure to be valid.
Perform the test, even if you think the conditions are not met.
State conclusions, including a p-value.