From the following tables calculate the mean, mean deviation from the mean and variance.

From the tables below, calculate the mean and the variance.

Zero growth means:

From the table below, find the mean value and the variance.

Four cards are drawn successively with replacement from a well shuffled pack of 52 cards. Find the probability distribution of the number of aces. Calculate the mean and variance of the number of aces.

Find the Binomial distribution, whose mean is 5 and variance is 2.5.