Siven the discrete probability distribution shown to the right, . Calculate the expected value of x. . Calculate the variance of x. Calculate the standard deviation of x. E(x)= (Type an integer or a decimal.) x2= (Type an integer or a decimal.) c. x= (Type an integer or decimal rounded to two decimal places as needed.) Siven the discrete probability distribution shown to the right, . Calculate the expected value of x. . Calculate the variance of x. Calculate the standard deviation of x. E(x)= (Type an integer or a decimal.) x2= (Type an integer or a decimal.) c. x= (Type an integer or decimal rounded to two decimal places as needed.)