Consider the discrete random variable XX given in the table below. Calculate the mean, variance, and standard deviation of XX. XX 1 3 13 14 15 18 20 P(XX) 0.14 0.13 0.3 0.11 0.08 0.11 0.13 μμ = σ2σ2 =...

Consider the discrete random variable XX given in the table below. Calculate the mean, variance, and standard deviation of XX.

μμ =
σ2σ2 =
σσ =




What is the expected value of XX?




(All answers should be rounded to one more decimal place than the raw data.) (Round to one decimal place.)