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Solution: Let X be a random variable with the following
Chapter 5, Problem 4.34(choose chapter or problem)
QUESTION:
Let X be a random variable with the following probability distribution:
Find the standard deviation of X.
Questions & Answers
QUESTION:
Let X be a random variable with the following probability distribution:
Find the standard deviation of X.
ANSWER:Step 1 of 2
To find the standard deviation we'll use the formula for finding the variance and then take a positive square root of the obtained value.
First, we need to find the mean of the random variable .