Suppose you perform the hypothesis test Ho:µ = 90 versus H1:µ > 90. The population variance, o?, is known. The sample size is n = 44. Assume the significance level is 0.06. Part 1: 1) Should you use z or t to find the critical value? Ot Part 2 of 4 Part 2: 2) Choose the correct critical region. O Reject Ho if z > za O Reject Ho if z < – zg Reject Ho if z > za O Reject Ho if z < – zg O Reject Ho if z > zg O Reject Ho if z < – za or z > za O Reject Ho if z > za O Reject Ho if z < – za or z > za O Reject Ho if z < – za O Reject Ho if z < - zg or z > za Reject Ho if z < or z 2 zg - Za Reject Ho if z < – zg ( Part 3 of 4 Part 3: 3) Identify the critical value. If using z, round to 2 decimals; if using t, round to 3 decimals.
Suppose you perform the hypothesis test Ho:µ = 90 versus H1:µ > 90. The population variance, o?, is known. The sample size is n = 44. Assume the significance level is 0.06. Part 1: 1) Should you use z or t to find the critical value? Ot Part 2 of 4 Part 2: 2) Choose the correct critical region. O Reject Ho if z > za O Reject Ho if z < – zg Reject Ho if z > za O Reject Ho if z < – zg O Reject Ho if z > zg O Reject Ho if z < – za or z > za O Reject Ho if z > za O Reject Ho if z < – za or z > za O Reject Ho if z < – za O Reject Ho if z < - zg or z > za Reject Ho if z < or z 2 zg - Za Reject Ho if z < – zg ( Part 3 of 4 Part 3: 3) Identify the critical value. If using z, round to 2 decimals; if using t, round to 3 decimals.
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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Question
answer part 3
Transcribed Image Text:90 versus H1: µ > 90. The population variance, o", is
Suppose you perform the hypothesis test Ho: u =
known. The sample size is n =
44. Assume the significance level is 0.06.
Part 1:
1) Should you use z or t to find the critical value?
Ot
Part 2 of 4
Part 2:
2) Choose the correct critical region.
O Reject Ho if z > za
O Reject Ho if z <
O Reject Ho if z > za
Reject Ho if z <
O Reject Ho if z > zg
Reject Ho if z <
Za or z > Za
Reject Ho if z > zg
Reject Ho if z <
Za or z 2 za
O Reject Ho if z <
Za
Reject Ho if z <
Za or z > z°
Reject Ho if z <
O Reject Ho if z < - zg
Za
- za or z 2 za
Part 3 of 4
Part 3:
3) Identify the critical value. If using z, round to 2 decimals; if using t, round to 3 decimals.
א
Expert Solution
Step 1
Solution-:
Given:,
Hypothesis:
Vs
(Right tailed test)
We find,
Part 1: Which test is use to find critical value?
Part2: Choose the correct critical region
Part 3: Find Critical value?
Step by step
Solved in 4 steps with 8 images
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