# agebra

The graph represents the normal distribution of recorded weights, in pounds, of cats at a veterinary clinic.

Which weights are within 2 standard deviations of the mean? Check all that apply.

1. 👍
2. 👎
3. 👁
1. well, if you know the mean and the std,

µ-2σ <= x <= µ+2σ

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2. 👎

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