1) A student wishes to compute a 92% confidence interval for the average amount point park students...
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1) A student wishes to compute a 92% confidence interval for the average amount point park students pay each year for textbooks. The nationwide standard deviation for this statistic is $7.29. If the estimate is to be with $25, how many students should be surveyed?
Related Book For
Data Analysis And Decision Making
ISBN: 415
4th Edition
Authors: Christian Albright, Wayne Winston, Christopher Zappe
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