A population of values has a normal distribution with μ=19.5μ=19.5 and σ=80.3σ=80.3. A random sample of size n=104n=104 is drawn. Find the probability that a single randomly selected value is less...


A population of values has a normal distribution with μ=19.5μ=19.5 and σ=80.3σ=80.3. A random sample of size n=104n=104 is drawn.



  1. Find the probability that a single randomly selected value is less than -0.2.Round your answer to four decimal places.


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  2. Find the probability that a sample of size n=104n=104 is randomly selected with a mean less than -0.2.Round your answer to four decimal places.

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Jun 05, 2022
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