Mathematics, 25.02.2020 02:54, 1Slowbow

Given that X ~ N(120, 35). We survey samples of 25 and are interested in the distribution of X-bar. Find the z-score associated with x-bar = 100.

a. -14.2857
b. -20/35
c. -2.8571
d. -20

Answers: 2

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Given that X ~ N(120, 35). We survey samples of 25 and are interested in the distribution of X-bar....