A die is tossed twice. If getting a number 2 or 3 is considered a success. Find the Probability distribution of the number of successes.

A die is tossed twice. If getting a number 3 or 4 is considered a success. Find the probability distribution of the number of successes.

A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of number of successes.

A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of number of successes.

Find the probability distribution of the number of sixex in two tosses of a die .

A dice is tossed twice. A success is getting an even number on a toss. Find the probability distribution of the number of success. Also draw the table of this probability distribution.

Find the probability distribution of the number of tails when two coins are tossed.

A dice is rolled thrice. If getting a four is considered a success, find the mean and the variance of the probability distribution of the number of success.

A pair of dice is thrown 200 times. If getting a sum of 9 is considered a success, find the mean and the variance of the number of success.