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Lesson: Calculating Standard Deviation and Variance of Discrete Random Variables

In this lesson, we will learn how to calculate the variance and standard deviation of a probability distribution.

Worksheet: Calculating Standard Deviation and Variance of Discrete Random Variables • 16 Questions

Q1:

The function in the given table is a probability function of a discrete random variable . Find the standard deviation of . Give your answer to two decimal places.

Q2:

The function in the given table is a probability function of a discrete random variable . Find the standard deviation of . Give your answer to two decimal places.

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