Question
Asked Nov 24, 2019
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Let X be a normal random variable with μ = 19 and σ = 4. Find the value of the given probability. (Round your answer to four decimal places.)

P(13 < X < 17) = 

 

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Expert Answer

Step 1

Given,

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=19 =4

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Step 2

For normal distr...

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х—и Z= Ifx 13 (13-19) =-1.5 4 Ifx 17 (17-19) =-0.5 4

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