What test can be used to test the difference between two sample means when the population variances
Question:
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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b is the answer The twosample ttes...View the full answer
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Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9780077665807
9th Edition
Authors: Allan G. Bluman
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