Problem 04 Insomnia Treatment [5 points] A clinical trial was conducted to test the effectiveness of the drug zopiclone for treating insomnia in older adults. The distribution of wake - times for the older adult population is normally distributed with a It: 102.8 min. I Alter treatment with zopiclone 324 subjects had a mean wake time of 98. 9 min :5,\" a and a standard deviation of 42. 3 min {based on data from "Cognitive Behavioral 3...": a!" Therapy vs Zopiclone for Treatment of Chronic Primary insomnia in Older Adults,\" by .N, mi. wu m m..." Sivertsen et at, journal of the American Medical Association, Vol. 295 No. 24). Test . WMW'W'MEM" . the claim at a 97.5% confidence level that after treatment with zopiclone, subjects have a mean wake time of less than 102.8 min. in. Step 1 State Ho. Step 2 State Ha. Step 3 Determine the critical region. Step 4 Determine the test statistic. Step 5 State your level of condence. Step 6 State your rej ection criteria. Step 7 Determine the pvalue for this hypothesis test. answer to four decimal place accuracy TI83/4 Function and Argument List Used: P-value: Step 8 State your test result. Step 9 Interpret and make your conclusion in terms of this