What is the z-score of sample X, if n=144,mu=41,SD=120,and E[X]=63

Yareli Bowman

Yareli Bowman

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2022-08-27

What is the z-score of sample X, if n = 144 , μ = 41 , S t . D e v . = 120 , a n d   E X = 63

Answer & Explanation

suprakarmay5

suprakarmay5

Beginner2022-08-28Added 8 answers

= x μ σ n
= 63 41 120 144 = 2.2

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