Three fair dice are rolled at once. Let X denote the number of dice that land with the same number of dots on top as
Three fair dice are rolled at once. Let X denote the number of dice that land with the same number of dots on top as at least one other die. The probability distribution for X is: a 01:. 3 1i"\"(=I=)19%316 a. Find the missing value 'u. of X. b. Find the missing probability p. 0. Compute the mean of X. d. Compute the standard deviation of X
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