Question
in a sample of 100 BSC students, we find that on average students eat fast-food restaurant four times a week, with a standard deviation of
in a sample of 100 BSC students, we find that on average students eat fast-food restaurant four times a week, with a standard deviation of .5
a) what is 95% confidence interval?
b) what is 99% confidence interval?
***need equations and calculations***
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Advanced Engineering Mathematics
Authors: ERWIN KREYSZIG
9th Edition
0471488852, 978-0471488859
