Question
The population standard deviation for the age of Sun College students is 15 years. If we want to be 95% confident that the sample mean
The population standard deviation for the age of Sun College students is 15 years. If we want to be 95% confident that the sample mean age is within two years of the true population mean age of Sun College students, how many randomly selected Sun College students must be surveyed?
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College Algebra Enhanced With Graphing Utilities (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
6th Edition
0321849167, 9780321849168
