Question

Asked Jul 5, 2019

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A group of students decide to participate in a national strength test. Assume a normal distribution and the following population parameters for the test:

μ = 580 and σ2 = 72.5

How many students would you expect to get below 70?

Step 1

Given mean number of students participated in national strength test = 580

Standard deviation = 72.5

The Z score with respect to probability to its left 0.6985 i...

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