Question
Question 6 In examination period, our book shop in YIA building wants to estimate the mean retail value of correction pens. A random sample of
Question 6
In examination period, our book shop in YIA building wants to estimate the mean retail value of correction pens. A random sample of 100 correction pens indicates a mean value of $2.65 and a standard deviation of $0.44.
Assuming a normal distribution, construct a 95% confidence interval estimate of the mean value of all correction pens.
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College Algebra DeMYSTiFieD
Authors: Rhonda Huettenmueller
2nd Edition
0071815856, 9780071815857
