# Probability calculation based on normal distribution

1. A random sample of size 4 will selected from a population of 20 elements. What it the probability of each possible sample.

2. Determine P97, the ninety-seventh percentile of the standard normal distribution. Find the z so that the area below is 0.0700.

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1. A random sample of size 4 will selected from a population of 20 elements. What it the probability of each possible ...

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The solution gives the complete details of computing probability based on normal distribution and Z score.

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