- Problem 5 Decide Whether To Use Z Score T Distribution Or Neither Case 1 The Variable Under Consideration Is Norma 1 (18.07 KiB) Viewed 25 times
Problem #5: Decide whether to use z-score, t-distribution, or neither, Case 1: The variable under consideration is norma
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Problem #5: Decide whether to use z-score, t-distribution, or neither, Case 1: The variable under consideration is norma
Problem #5: Decide whether to use z-score, t-distribution, or neither, Case 1: The variable under consideration is normally distributed, and sample size =10, but sigma is unknown. _ Case 2: The variable under consideration is close to being normally distributed, sample size is 75 (here the CLT), and sigma is known. Case 3 : The variable under consideration is not normally distributed, and the sample size is 15 .
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