A test is made of H₂: μ = 18 versus H₁: µ‡18. A sample of size n=65 is drawn, and x =20. The population standard deviation iso=7.(a) Compute the value of the test statistic z.(b) Is Ho rejected at the a=0.10 level?(c) Is Ho rejected at the a=0.05 level?Part: 0 / 3Part 1 of 3(a) Compute the value of the test statistic. Round the answer to at least two decimal places.Z=

It is given that Mean, μ = 18 Sample mean, x̅ = 20 Standard deviation, σ = 7 Sample size, n = 65

Answered: (a) Compute the value of the test…

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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I already answered the first part of the question but got the z and got the test statistic z= - 1.73 wrong Please look at the images and answer the 3 parts missing. Thank you. What is the test statistic? z= (Round to two decimal places as needed) What is the p-value? p-value= (Round to three decimal places as needed) What is the proper conclusion?
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(a) Compute the value of the test statistic z. (b) Is Ho rejected at the a=0.10 level? (c) Is Ho rejected at the a=0.05 level? Part: 0 / 3 Part 1 of 3 (a) Compute the value of the test statistic. Round the answer to at least two decimal places. zZ=