Task 2: Homework 4A Score: 1/20 1/20 answered Progress saved Done (SJ "\\I' 0 Question 2 v E 0/1 pt '0 3 8 99 G) Details 8.1 Confidence Interval for Mean u with 0 Known (Z- table) Express the confidence interval 599.6 i 52.7 in the form of a trilinear inequality. l:l E 0/1 pt '0 3 8 99 G) Details 8.1 Confidence Interval for Mean u with 0 Known (Z- table) Express the confidence interval (776.5, 888.1) in the form of a? i E. #FIT EFE Question Help: [% Read 8 Message instructor Submit Question 11216 .I "5' E} B myopenmath.com Score: 1/20 1/20 answered Progress saved Done (SJ {5' 0 Question 3 v E 0/1 pt '0 3 8 99 G) Details 8.1 Confidence Interval for Mean u with 0 Known (Z- table) Express the confidence interval 580.1 d: 156.1 in interval form. Express the answer in either decimal format or as percents and use parentheses. Question Help: [% Read 8 Message instructor Submit Question 11:16 II ? E} B myopenmath.com Progress saved Done :3 W' 0 Question 5 v B 0/1 pt '0 3 :3 99 (D Details 8.1 Confidence Interval for Mean u with 0 Known (Z- table) Express the confidence interval 198 E 0/1 pt '0 3 8 99 G) Details 8.1 Margin of Error for Mean p with 0 Known (Z- table) You measure 21 backpacks' weights, and find they have a mean weight of 79 ounces. Assume the weights are normally distributed and the population standard deviation is 10.1 ounces. Based on this, what is the maximal margin of error associated with a 90% confidence interval for the true population mean backpack weight. Give your answer as a decimal, to two places Question Help: IQ Read 1 [Q Read 2 8 Message instructor Submit