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Author Question: If you wish to estimate the difference between two population means and the population variances are ... (Read 79 times)

Apple716

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Question 1

If you want to test whether two population means differ using paired data, which is the appropriate null hypothesis?

H0:μ1=μ2


H0:μD≠ 0


H0:μD= 1


H0:μD= 0



Question 2

If you wish to estimate the difference between two population means and the population variances are known, a 99% confidence interval estimate can be found by using which of the following critical values?

1.615


1.96


2.33


2.575



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Marked as best answer by Apple716 on Feb 26, 2023

Tussalpain

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Apple716

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Reply 2 on: Feb 26, 2023
Excellent


carlsona147

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Reply 3 on: Yesterday
Wow, this really help

 

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