Part: 1/3 Part 2 of 3 Choose the correct type of hypothesis test. Then find the critical values for a = 0.05 and a=0.01. Round your answers to three decimal places, if necessary. H₁ O Left-tailed O Right-tailed O Two-tailed Critical Values for a = 0.05 Critical Values for a = 0.01 and and X

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Part 2

A test is made of H₁ : μ = 20 versus H₁ : µ‡20. A sample of size n = 58 is drawn, and x = 18. The population standard deviation is o= 8.
(a) Compute the value of the test statistic z.
(b) Is Ho rejected at the a= 0.05 level?
(c) Is Ho rejected at the a= 0.01 level?
Part 1 of 3
(a) Compute the value of the test statistic. Round the answer to at least two decimal places.
- 1.90
Z =
Part: 1 / 3
Part 2 of 3
Choose the correct type of hypothesis test. Then find the critical values for α = 0.05 and a=0.01. Round your answers to three decimal
places, if necessary.
H₁
Left-tailed
Right-tailed
O Two-tailed
Critical Values for a = 0.05 Critical Values for a = 0.01
and
and
X
5
Transcribed Image Text:A test is made of H₁ : μ = 20 versus H₁ : µ‡20. A sample of size n = 58 is drawn, and x = 18. The population standard deviation is o= 8. (a) Compute the value of the test statistic z. (b) Is Ho rejected at the a= 0.05 level? (c) Is Ho rejected at the a= 0.01 level? Part 1 of 3 (a) Compute the value of the test statistic. Round the answer to at least two decimal places. - 1.90 Z = Part: 1 / 3 Part 2 of 3 Choose the correct type of hypothesis test. Then find the critical values for α = 0.05 and a=0.01. Round your answers to three decimal places, if necessary. H₁ Left-tailed Right-tailed O Two-tailed Critical Values for a = 0.05 Critical Values for a = 0.01 and and X 5
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