Question

P In a randomired, placebo control study 1007 h y women 5 years of age or older were randomly divided into two groups The women in group received 100 mg of the day, the women in group 2 received placebo every other day The women were monitored for 10 years to determine they experienced a cardiovascular event such as a heart attack of the o the r 10 penced a heart attack of the 519 women in the placebo group 17 experienced a heart wack Complete parts(a) through (h) below op CS WON WOT in Determine whether the proportion of cardiovascular events in each treatment group is frent unga sample test for comparing te proportions t o be o n ce Let y represent the population proportion of women who take the drug every other day and suffer a heart attack within 10 years and represent the population proportion of women who take the cebo every other day and suffer a heart attack within 10 years What are the land tomative hypotheses? On Ho pipe H₂ Di-P2 Сн, Р HD HP HP HDD Hip HD HP Determine the test site 20. Round to two decimal places as needed)

Answer 1

Answer: consider, Pri population proportion of women who take the drug every other day and suffer a heart attack within 10 years Bai population proportion of women who take the placebo every other day and stuffer a heart attack within 10 years. B : scemple estonate of PL D - XL. 10 ni 508 = 0.02 P2 : sample estimate of P2 EX2 Deut? Di na - 17 579 0.03 = pooled estimate of pooportion = ? +242 natno 10+17 508+rg

P = 0.026 ~ 0,03 cwe cwant to test Hoi Pi=P2 Hii Pit P2 test Statistics in tamil P (BILLAI - 0.02 -0.03 10.03(1-0.03) fhaothiet to 0.94 Here alternative bypothesis is two sided 25121 - 1 -0.941 =0.94 Lai Zo= 0.94