Find the large 2-decimal number in the 94% confidence interval Student test scores are studied and it is believed the mean for all students is 100 with a standard deviation of 8.7A normally distributed sample is taken to see if scores will be better than the general population testing at the .06 level.11492111104121991081101309897102

Given that, Student test scores are studied and it is believed the mean for all students is 100 with…

Answered: Student test scores are studied and it…

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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construct 95% confidence interval for p?
A recent survey showed that 42% of US employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 500 companies. Find the 99% confidence interval for the proportion of all companies likely to require higher employee contributions for health care coverage. (Round to four decimal places)
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Student test scores are studied and it is believed the mean for all students is 100 with a standard deviation of 8.7 A normally distributed sample is taken to see if scores will be better than the general population testing at the .06 level. 114 92 111 104 121 99 108 110 130 98 97 102