Q#5: A random sample of 40 measurements from one population had a sample mean of 11, with sample standard deviation 4. An independent random sample of 50 measurements from a second population had a sample mean of 13, with sample standard deviation 5. Test the claim that the population means are different. Use a 5% level of significant.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Q#5: A random sample of 40 measurements from one population had a sample
mean of 11, with sample standard deviation 4. An independent random
sample of 50 measurements from a second population had a sample mean
of 13, with sample standard deviation 5. Test the claim that the population
means are different. Use a 5% level of significant.
Transcribed Image Text:Q#5: A random sample of 40 measurements from one population had a sample mean of 11, with sample standard deviation 4. An independent random sample of 50 measurements from a second population had a sample mean of 13, with sample standard deviation 5. Test the claim that the population means are different. Use a 5% level of significant.
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