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A medical researcher wants to determine the sample size required to estimate the mean LOS for women in Michigan at 95% confidence with a margin of error of no more than 0.25 using the following formula, 2 ME). t*s МЕ п What is the value of the t* multiplier you would substitute in the formula above? your answer to 4 decimal places. Give Your Answer:

A medical researcher wants to determine the sample size required to estimate the mean LOS for women in Michigan at 95% confidence with a margin of error of no more than 0.25 using the following formula, 2 ME). t*s МЕ п What is the value of the t* multiplier you would substitute in the formula above? your answer to 4 decimal places. Give Your Answer:

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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Length of Stay ~ Health insurers and federal government are both putting pressure on hospitals to shorten the average length of stay (LOS) of their patients. The average LOS for women is 4.55 days according to Statistical Abstract of the United States: 2005. A first study conducted on a random sample of 25 hospitals in Michigan had a mean LOS for women of 3.8 days and a standard deviation of 1.15 days. A medical researcher wants to determine the sample size required to estimate the mean LOS for women in Michigan at 95% confidence with a margin of error of no more than 0.25 using the following formula, (嘉)。. t*S п МЕ What is the value of the t* multiplier you would substitute in the formula above? Give your answer to 4 decimal places. Your Answer: Answer
Transcribed Image Text:Length of Stay ~ Health insurers and federal government are both putting pressure on hospitals to shorten the average length of stay (LOS) of their patients. The average LOS for women is 4.55 days according to Statistical Abstract of the United States: 2005. A first study conducted on a random sample of 25 hospitals in Michigan had a mean LOS for women of 3.8 days and a standard deviation of 1.15 days. A medical researcher wants to determine the sample size required to estimate the mean LOS for women in Michigan at 95% confidence with a margin of error of no more than 0.25 using the following formula, (嘉)。. t*S п МЕ What is the value of the t* multiplier you would substitute in the formula above? Give your answer to 4 decimal places. Your Answer: Answer
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