Question
Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 2 inches. The
Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 2 inches. The heights of 9 randomly selected students are 65, 75, 73, 71, 65, 71, 68, 61 and 68.
x =
Margin of error at 95% confidence level =
95% confidence interval = [ , ]
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Advanced Calculus Of A Single Variable
Authors: Tunc Geveci
1st Edition
331927807X, 9783319278070
