A die is thrown thrice. A success is 1 or 6 in a throw. Find the mean and variance of the number of successes.

A die is thrown thrice.A success is or 6 in a throw.Find the mean and variance of the number of successes.

A die is tossed thrice . A success I is or 6 on a toss. Find the mean and variance of successes.

A die is tossed thrice. A success is getting 5 or 6 on a toss. The mean and the variance of number of successes

A die is tossed thrice. A success is getting 5 or 6 on a toss. The mean and the variance of number of successes

A die is thrown 6 times. Find the mean and variance of the number of aces.

A die is thrown 6 times. Find the mean and variance of the number of aces.

A die is tossed twice A success is getting an odd number on a toss.Find the variance of the number of successes.

A die is tossed twice. A 'success' is getting an even number on a toss. Find the variance of number of successes.

A dice is thrown thrice. Find the mean and variance of the number of times a 'six' is obtained.