Question

Asked Nov 8, 2019

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A normal die is rolled 480 times. We are concerned with the number of 2's that are observed.

Find the mean.

Find the standard deviation rounded to 1 decimal place.

Step 1

Given:

A die is rolled 480 times,

So, here n = 480

X: number 2’s observed.

Step 2

Step 3

Using binomial distributi...

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