Last 2015, the government made a claim that the average income of the Filipino people was ₱18,000. However, a sample was taken recently showing an average income of ₱20,000 with a population standard deviation of ₱1,300. Which test statistic is appropriate to use?

Last 2015, the government made a claim that the average income of the Filipino people was ₱18,000. However, a sample was taken recently showing an average income of ₱20,000 with a population standard deviation of ₱1,300. Which test statistic is appropriate to use?

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

a. t-test

b. z-test

c. one -tailed test

d. two-tailed test

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