What test can be used to test the difference between two sample means when the population variances

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What test can be used to test the difference between two sample means when the population variances are known?
a. z
b. t

c. Chi-square

d. F

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Elementary Statistics A Step By Step Approach

ISBN: 9780077665807

9th Edition

Authors: Allan G. Bluman

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Question Posted: Aug 01, 2022 03:57 AM

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What test can be used to test the difference between two sample means when the population variances

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b is the answer The twosample ttes...View the full answer

Elementary Statistics A Step By Step Approach

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