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In a sample with m = 40 and s = 8, what is the z-score corresponding to x = 38?

In a sample with m = 40 and s = 8, what is the z-score corresponding to x = 38?
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In a sample with m = 40 and s = 8, what is the z-score corresponding to x = 38?

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User Henryk
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2 Answers

3 votes
the z score is -0.25


hope this helps
answered
User MIRMIX
by
7.8k points
5 votes
z = (x - m)/s
z = (38-40)/8
z = -2/8
z = -1/4
z = -0.25

The z score is -0.25
answered
User Unicornist
by
8.5k points
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