Question
Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 4 inches. The
Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 4 inches. The height of 9 randomly selected students are 71, 74, 73, 68, 72, 75, 64, 74, and 74.
Margin of error at 95% confidence level?
95% confidence interval [smaller value], [larger value]?
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Rogawski's Calculus Early Transcendentals For AP*
Authors: Jon Rogawski, Ray Cannon
2nd Edition
1464100543, 9781464100543
