Consider the discrete random variable X given in the table below. Calculate the mean, variance, and...

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Consider the discrete random variable X given in the table below. Calculate the mean, variance, and...

Consider the discrete random variable X given in the table below. Calculate the mean, variance, and standard deviation of X. Also, calculate the expected value of X. Round solution to three decimal places, if necessary.

x	4	6	7	10	11	12	19
P(x)	0.14	0.08	0.14	0.08	0.11	0.32	0.13

μ=

σ²=

σ=

What is the expected value of X ?

E(X)=

math Statistics-And-Probability

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