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2 years ago

10

A normal distribution has a mean of 20 and a standard deviation of 4. Determine the z-score for the data value of 42.

2 answers:

QveST [7]2 years ago

8 0

Answer:

Z = (42-20)/4 = 5.5

Z = X-μ / σ

Step-by-step explanation:

BARSIC [14]2 years ago

3 0

It equal 5.5 because you have to find the mean of

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