In eight throws of a die, 1 or 3 is considered a success. Then the mean number of success is

In eight throws of a die 5 or 6 is considered a success, find the mean number of successes and the standard deviation.

In eight throws of a die 5 or 6 is considered a success,find the mean number of successes and the standard deviation.

In 12 throw of a die getting 2 or 4 is considered as success then the mean number of success is

In eight thows of a die 1 or 3 is considered a success. Then, the standard deviation of success, is

In eight thows of a die 1 or 3 is considered a success. Then, the standard deviation of success, is

In 5 throws of a die getting 1 or 2 is a success . Then mean number of success is ………. .

If turning up 1 or 3 is considered a success , then the S.D of number of successes in 8 throws is

A die is thrown 10 times. Getting a number greater than 3 is considered a success. The S.D of the number of successses is _________.

Shyam throws a die thrice . Getting 1 or 6 is taken as success the mean of number of success is