An urn contains 3 white and 6 red balls

Asked by admin @ 23/08/2021 in Physics viewed by 335 People

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.

Answered by admin @ 23/08/2021

Hey!!!!
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Here is your answer!!!!
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Probability =4/9
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I hope it will help you!!!!!

An urn contains 7 white balls and 3 red balls

Asked by admin @ 06/08/2021 in Math viewed by 362 persons

an urn contains 7 white balls and 3 red balls. two balls are drawn together at random from this urn. compute probability that neither of them is white. hence compute …

An urn contains 8 white balls and 4 red balls

Asked by admin @ 07/08/2021 in Math viewed by 454 persons

Suppose that an urn contains 8 red balls and 4 white balls. We draw 2 balls from the urn without replacement. (a) if we assume that at each draw each …

A bag contains 5 white balls 7 red balls

Asked by admin @ 20/08/2021 in Math viewed by 310 persons

A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. Find the probability that the …

A bag contains 6 red balls and some blue

Asked by admin @ 17/08/2021 in Math viewed by 331 persons

A bag contains 6 red balls some blue balls .if the prbablity of drawing a blue ball is twice the probability of drawing red balls find number of blue balls

A box contains 2 white balls 3 black balls

Asked by admin @ 12/08/2021 in Computer Science viewed by 357 persons

A box contains 2 white, 3 black and 5 red balls. In how many ways can three balls be drawn from the box if at least one black ball is …

A box contains 6 red balls 7 green balls

Asked by admin @ 13/08/2021 in Math viewed by 369 persons

A box contains 6 red balls, 7 green balls and 5 blue balls. each ball is of a different size. the probability that the red ball being selected is the …

A box contains 4 red balls and 6 black balls

Asked by admin @ 04/08/2021 in Math viewed by 363 persons

A box contains 4 red balls and 6 black balls. Three balls are selected randomly from the box one after another, without replacement. The probability that the selected set contains …

A bag contains 8 red and 5 white balls

Asked by admin @ 17/08/2021 in Math viewed by 356 persons

A bag contains 5 white and 8 red balls. two drawing of 3 balls are made such that (a) balls are replaced before the second trial (b) the balls are …

A bag contains 5 red balls and some blue

Asked by admin @ 10/08/2021 in Math viewed by 348 persons

A bag contains 5 red balls and some blue balls if the probability of drawing blue ball is double that of red ball then find the number of blue balls …

A box contains 5 red marbles 8 white marbles

Asked by admin @ 17/08/2021 in Math viewed by 345 persons

A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble …

An urn contains 5 red and 2 black balls

Asked by admin @ 20/08/2021 in Math viewed by 258 persons

an urn contain 5 red and 2 black balls , two balls are randomly drawn without replacement . let x represent number of black ball draw .what are the possible …

A bag contains white black and red balls only

Asked by admin @ 13/08/2021 in Math viewed by 302 persons

A bag contains white, black and red balls only. A ball is drawn at random from the bag. If the probability of getting a white ball is 3/10 and that …

An urn contains 5 red and 5 black balls

Asked by admin @ 13/08/2021 in Math viewed by 349 persons

An urn contains 5 red and 5 black balls. A ball is drawn at random, its colour is noted and is returned to the urn. Moreover, 2 additional balls of …

A bag contains 4 red balls and 5 black balls

Asked by admin @ 02/08/2021 in Math viewed by 336 persons

A bag contains 4 red and 5 black balls. Another bag contains 5 red, 3 black balls. If one ball is drawn at random from each bag. Then the probability …