Question Question: A new drug is being tested to see if it can raise the… Question:A new drug is being tested to see if it can raise the frequency of migraines. Study participants were divided into two groups. 42 participants in group 1 received the medication; 31 participants in group 2 received a placebo. After a period of six months, group 1 had a mean of 4.5 migraines. It is known that the population standard deviation for this group is 1.1 migraines. Group 2 had a mean of 3.2 migraines. The population standard deviation for this group is 1.7 migraines . Can we conclude that the medication raises the population mean number of migraines ? Use alpha a = 0.04 . Note: If t-test, then unequal variances are assumed . Image transcription text(Step 3) State the rejection region: i) Select from the dropdown menu to shade to the left, to the right, betweenor left and right of the critical value(s); and then shade the rejection region(s). The arrow can only drag to thecritical value(s) that is/are rounded to one decimal place (these values correspond to the tick mar… Show more… Show more Math Statistics and Probability STAT 2263 Share QuestionEmailCopy link Comments (0)