There are 4 white and 5 red balls ina bag.Three balls are drawn with replacement. Find the probability distribution for number of red balls.

There are 5 white and 4 red balls in a bag. Three balls are drawn one by one without relacement. Find the probability distribution for the number of white balls drawn.

There are 5 white and 4 red balls in a bag. Three balls are drawn one by one without relacement. Find the probability distribution for the number of white balls drawn.

An urn contains 4 white and 3 red balls. Three balls are drawn at random from the urn with replacement. Find the probability distribution of the number of red balls.

An urn contains 4 white and 3 red balls.Three balls are drawn at random from the urn with replacement.Find the probability distribution of the number of red balls.

A bag contains 4 red and 6 black balls. Three balls are drawn at random. Find the probability distribution o the number of red balls.

A bag contains 4 red and 6 black balls. Three balls are drawn at random. Find the probability distribution o the number of red balls.

A bag contains 4 red and 6 black balls.Three balls are drawn at random.Find the probability distribution o the number of red balls.

An urn contains 3 white and 6 red balls. 4 balls are drawn one by one with replacement from the urn.Find the probability distribution of the number of red balls drawn. Also find mean and variance of the distribution.

An urn contains 3 white and 6 red balls.Four balls are drawn one by one with replacement from the urn.Find the probability distribution of the number of red balls drawn.Also find mean and variance of the distribution.

An urn contains 3 white and 6 red balls. Four balls are drawn one by one with replacement from the urn. Find the probability distribution of the number of red balls drawn. Also find mean and variance of the distribution.