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Chapter 2: Density Curves & Normal Distributions Flashcards | StudBud
Chapter 2: Density Curves & Normal Distributions
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A boy with z = -0.17 for 7 hours of sleep is from distribution with SD = 1.2 hrs. What is mean?
A
7.2 hours
B
8.1 hours
C
5.9 hours
D
6.8 hours
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