Sara C.
asked • 10/31/19find the z-score corresponding to x=17.8
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1 Expert Answer
Need to know sigma σ (the standard deviation) and mu µ (the mean) in order to calculate a Z score from an X value.
Once one has those values, the formula to use is
X - μ
Z = ‾‾‾‾‾‾‾‾
σ
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William W.
10/31/19