Answer to Question #156982 in Statistics and Probability for piewalt

Question

roll a fair die twice. let x be the random variable that gives the absolute value of the different between the two number. a)construct the probability distribution of the variable x. b) find the cumulative distribution function.

Answer 1

X is the random variable that gives the absolute value of the different between the two number and the possible outcomes are 0, 1, 2, 3, 4, 5.

a) Probability mass function:

b) Cumulative distribution function: