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...

Extracted 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.