When a=0.05. the critical values are:+1.645O +1.96+2.33+2.58The correct formula for the limit of a confidence interval for μ is: *(x-margin of error, x + margin of error)(z - margin of error, z+ margin of error)(xx margin of error, xx margin of error)O (x-z, x + 2)

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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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Use the given information to find the number of degrees of freedom, the critical values χ2L and χ2R, and the confidence interval estimate of σ. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. White Blood Counts of Women 80% confidence; n=149, s=1.97 (1000 cells/μL).
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When a=0.05. the critical values are: O +1.645 +1.96 O +2.33 O +2.58