How many students must be randomly selected to estimate the mean monthly income of students at a university? Suppose we

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How Many Students Must Be Randomly Selected To Estimate The Mean Monthly Income Of Students At A University Suppose We 1 (10.72 KiB) Viewed 71 times

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How many students must be randomly selected to estimate the mean monthly income of students at a university? Suppose we want 95% confidence that is within $137 of , and the ois known to be $522 OA. O @B. 40 OC. 522 OD. 7 OE 137 OF. 97 O G. 55 OH. none of the other answers
Use the sample data and confidence level given below to complete parts (a) through (d) A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4026 patients treated with the drug. 111 developed the adverse reaction of nausea Construd a 95% confidence interval the proportion of adverse reactions a) Find the best point estimate of the population proportion p 0 (Round to three decimal places as needed) b) Identify the value of the margin of error E (Round to three decimal places as needed) c) Construct the confidence interval << (Round to three decimal places as needed) SCREE Time Remaining: 02:21:58 Next