Suppose the mean height in inches of all 9th grade students at one high school isestimated. The population standard deviation is 3 inches. The heights of 10randomly selected students are 73, 71, 61, 69, 74, 70, 75, 70, 72 and 62.* = Ex: 12.34Margin of error at 99% confidence level = Ex: 1.2399% confidence interval [Ex: 12.34Ex: 12.34][smaller value, larger value]=

The given population standard deviation is 3 inches.

Answered: Suppose the mean height in inches of…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 3 inches. The heights of 6 randomly selected students are 71, 73, 69, 72, 71 and 64. x= Margin of error at 99%= confidence level = 99% confidence interval = [smaller value, larger value]=
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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 heights of 6 randomly selected students are 69, 62, 68, 64, 61 and 68. x¯ = Margin of error at 99% confidence level = 99% confidence interval = [ , ]
can someone please help me? I keep getting this wrong so if someone could explain that would help so much. Thanks!! the t statistic test is -3.108 by the way!
Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 3 inches. The heights of 7 randomly selected students are 72, 61, 74, 68, 64, 66 and 64. x¯ = Margin of error at 95% confidence level = 95% confidence interval = [ , ]
A random sample of 30 adult bottlenose dolphin was found to have a mean weight of 550 pounds with a standard deviation of 50 pounds. What will be the range of values for the estimate with a 98% confidence level? Round the answer to 2 decimal places

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