Question

a sample of 64 account balances from a credit company showed an average daily balance of $1,155. The standard deviation of the population is known to be $200. we are interested in determining if the mean of all account balances (IE population mean) is significantly different from $1,100. compute the test statistic.

Name: a sample of 64 account balances from a credit company showed an average daily balance of 1155 the standard deviation of the population is known to be 200 we are interested in determining if 75535
Uploaded: 2022-04-12T08:23:32-08:00
Duration: 2 min 45 s
Channel: Aarti Kumari
Description: a sample of 64 account balances from a credit company showed an average daily balance of 1155 the standard deviation of the population is known to be 200 we are interested in determining if 75535

          a sample of 64 account balances from a credit company showed an average daily balance of $1,155. The standard deviation of the population is known to be $200. we are interested in determining if the mean of all account balances (IE population mean) is significantly different from $1,100. compute the test statistic.

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Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

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04/12/2022

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a sample of 64 account balances from a credit company showed an average daily balance of $1,155. The standard deviation of the population is known to be $200. we are interested in determining if the mean of all account balances (IE population mean) is significantly different from $1,100. compute the test statistic.