The cloze readability procedure is designed to measure the effectiveness of a written communication. (A score of 57% or more on the cloze test demonstrates adequate understanding of the written material.) A random sample of 352 certified public accountants was asked to read financial report messages. The sample mean cloze score was 60.41% and the sample standard deviation was 11.28%. Find a 90% confidence interval for the population mean score and comment on your result.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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The cloze readability procedure is designed to measure the effectiveness of a written communication. (A
score of 57% or more on the cloze test demonstrates adequate understanding of the written material.) A
random sample of 352 certified public accountants was asked to read financial report messages. The sample
mean cloze score was 60.41% and the sample standard deviation was 11.28%.
Find a 90% confidence interval for the population mean score and comment on your result.
Transcribed Image Text:The cloze readability procedure is designed to measure the effectiveness of a written communication. (A score of 57% or more on the cloze test demonstrates adequate understanding of the written material.) A random sample of 352 certified public accountants was asked to read financial report messages. The sample mean cloze score was 60.41% and the sample standard deviation was 11.28%. Find a 90% confidence interval for the population mean score and comment on your result.
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