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X is a normal random variable with mean μ and standard deviation σ. Then P( μ−...

X is a normal random variable with mean μ and standard deviation σ. Then P( μ− 1.2 σ ≤ X ≤ μ+ 1.9 σ) =? Answer to 4 decimal places.

Math   Statistics-And-Probability   
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Answer #1

We have converted our normal variate to the standard normal variate and then used the standard normal table to calculate the probability.

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