A random sample of 115 observations produced a sample mean of 29. Find the critical and observed values of z for the following test of hypothesis using The population standard deviation is known to be 8 and the population distribution is normal. H0: mean =28 versus H1: mean= not equal to 28 zcritical left = zcritical right = zobserved =
A random sample of 115 observations produced a sample mean of 29. Find the critical and observed values of z for the following test of hypothesis using The population standard deviation is known to be 8 and the population distribution is normal. H0: mean =28 versus H1: mean= not equal to 28 zcritical left = zcritical right = zobserved =
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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A random sample of 115 observations produced a sample mean of 29. Find the critical and observed values of z for the following test of hypothesis using The population standard deviation is known to be 8 and the population distribution is normal.
H0: mean =28 versus H1: mean= not equal to 28
zcritical left =
zcritical right =
zobserved =
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