2 If x-bar = 140,000, µ = 146,000, o = 25,000, and n = 25, calculate Z. Show all work. 3 If Ho: u > 45,000 and Ha: µ < 45,000 (claim), Zo = -1.665, Z = +1.666, what do you do to the claim ? If Ho: µ = 200, Ha: µ * 200, and P = .10, and the level of significance is .07, do you reject or fail to reject Ho ? 4.
2 If x-bar = 140,000, µ = 146,000, o = 25,000, and n = 25, calculate Z. Show all work. 3 If Ho: u > 45,000 and Ha: µ < 45,000 (claim), Zo = -1.665, Z = +1.666, what do you do to the claim ? If Ho: µ = 200, Ha: µ * 200, and P = .10, and the level of significance is .07, do you reject or fail to reject Ho ? 4.
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Solve any 4 please
![2 If x-bar = 140,000, u = 146,000, o = 25,000, and n = 25, calculate Z. Show all work.
3 If Ho: µ > 45,000 and Ha: u < 45,000 (claim), Zo = -1.665, Z = +1.666, what do
you do to the claim ?
4 If Ho: µ = 200, Ha: u 200, and P = .10, and the level of significance
is .07, do you reject or fail to reject Ho ?
5 Find the critical value for a left tailed test with alpha = .10 and n- 22. Sigma unknown.
6 What is the critical value for a right tailed test, with alpha - .3745?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F565da412-99b4-413b-8724-44ac3de48590%2F7f782c61-bbc4-4d13-9fe5-fb52db665cfe%2Fcpp46an_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2 If x-bar = 140,000, u = 146,000, o = 25,000, and n = 25, calculate Z. Show all work.
3 If Ho: µ > 45,000 and Ha: u < 45,000 (claim), Zo = -1.665, Z = +1.666, what do
you do to the claim ?
4 If Ho: µ = 200, Ha: u 200, and P = .10, and the level of significance
is .07, do you reject or fail to reject Ho ?
5 Find the critical value for a left tailed test with alpha = .10 and n- 22. Sigma unknown.
6 What is the critical value for a right tailed test, with alpha - .3745?
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