Question

please BOLD answers

step 1: point estimate

step 2: margin of error

step 3: confidence interval lower and upper

Maps Hawkes Learning - Save & Exit Certify Lesson: 9.4 Comparing Two Population Pr... DAGNY HEINSOHN Question 8 of 10, Step 1 of 3 18/30 Correct A university financial aid office polled a random sample of 621 male undergraduate students and 724 female undergraduate students. Each of the students was asked whether or not they were employed during the previous summer. 435 of the male students and 402 of the female students said that they had worked during the previous summer. Give a 80 % confidence interval for the difference between the proportions of male and female students who were employed during the summer. Step 1 of 3: Find the point estimate that should be used in constructing the confidence interval. Round your answer to three decimal places. Answer How to enter your answer Tables in keypad Keyboard Shortcuts Submit Answer 2020 Hawes Learning

Answer 1

Total = 621 + 724 =1345 i (manla 621 0.46 1345 ĥ (women) = 724 = 0.54 1345 1-2 - 0.80 & -0.2o Rah 20.00 1.28 ( by 2 table) Now. (In for PTPL is- P - hit 2012 ē U-8) P2118) + 0.46-0.54 È 20.10 10.46 Xo.ry + 0.46 KB.SY 1345 1345 +0.08 t 1.28 0.00037 -0.08 t 0.025 Please like 0.105 L P - P₂2 -0.055