Use the distributive property to simplify the expression -8(5 + 9).
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Answer:
X = 40
Step-by-step explanation:
Original mean (µ) = 37
Original standard deviation (σ) = 6
New mean (µ) = 50
New standard deviation (σ) = 10
The z-score of an individual who had a score of X=55 in the new distribution is given by:
A z-score of 0.5, in the original distribution yields a score, X, of:
This individual’s score in the original distribution is X = 40