FinA survey conducted by a shopping mall group showed that in a metrocity spends an average of K500 on clothes every month. Supoose a sample of 81 such families resulted in a sample mean of k540 per month and a standard deviation of k150. Develop a 95% confidence interval estimator of the mean spent per month
FinA survey conducted by a shopping mall group showed that in a metrocity spends an average of K500 on clothes every month. Supoose a sample of 81 such families resulted in a sample mean of k540 per month and a standard deviation of k150. Develop a 95% confidence interval estimator of the mean spent per month
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
Question
FinA survey conducted by a shopping mall group showed that in a metrocity spends an average of K500 on clothes every month. Supoose a sample of 81 such families resulted in a sample mean of k540 per month and a standard deviation of k150. Develop a 95% confidence
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