Write the critical region in set notation. Find the size of the critical region in i. . Find the power of the critical region in

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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To test, H,: 0= 325 and H,: 0= 350, a test is carried out on the basis of a sample
of 50 observations. The null hypothesis will be rejected if sample mean is more
than 330.5. If the population is normally distributed with a variance of 625,
i. Write the critical region in set notation.
ii. Find the size of the critical region in i.
iii. Find the power of the critical region in i.
Transcribed Image Text:To test, H,: 0= 325 and H,: 0= 350, a test is carried out on the basis of a sample of 50 observations. The null hypothesis will be rejected if sample mean is more than 330.5. If the population is normally distributed with a variance of 625, i. Write the critical region in set notation. ii. Find the size of the critical region in i. iii. Find the power of the critical region in i.
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