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# In a test taken by a class of 50 students, the average was 1600 with a standard deviation of 140. For capturing the middle 80%

In a test taken by a class of 50 students, the average was 1600 with a standard deviation of 140. For capturing the middle 80% of the students, what 2 probabilities should we use in the NORM.INV function?

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### Step: 1

To capture the middle 80 of the students in a normal distribution we need to find the zscores that c...### Get Instant Access to Expert-Tailored Solutions

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### Step: 2

### Step: 3

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