APFIVE Z-Score in a Normal Distribution
The weights of adult male gorillas are modeled by a normal distribution with a mean of μ = 180 kg and a standard deviation of σ = 21 kg. For a gorilla with a weight of 201 kg, which of the following best describes its position in the distribution?
A
It is at the 84th percentile of the distribution
B
It is 1 standard deviation below the mean
C
It is 1 standard deviation above the mean
D
It is 2 standard deviations above the mean
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