Bob has an urn which contains a black balls and b green balls. Bob picks one ball at a time, without replacing the ball into the urn, until he has c black balls where c < a. What is the probability that Bob needs n ball draws to reach c black balls? 7.

Q: 8. a) Bag A Nadia must choose a ball from Bag A or Bag B. i) 2 The probability that she chooses Bag…

A: In bag A :No.of white balls=5no.of black balls=3Total no.of balls=8In bag B :No.of white…

Q: Find the probability of getting a full house ( 3 cards of the one denomination and 2 of another)…

A: There are 52 cards in a deckNo. of ways of dealing 5 cards from deck is C552

Q: bag B contains 2 red and 5 green balls. Two balls will be drawn randomly from bag A and they will be…

A: Bag  A Red 3 Green 4   Bag  B Red 2 Green 5 Step -1: Consider all possible events…

Q: A fruit bowl contains 4 green apples and 7 red apples. What is the probability that a randomly…

A: Given: Fruit bowl contain 4 green and 7 red apples.

Q: A bag contains 20 balls numbered from 1 to 20. One ball is drawn at random. Find the probability…

A:

Q: Q2.B. A bag contains 19 tickets numbered from 1 to 19. A ticket is drawn and then another ticket is…

A:

Q: Suppose you roll a red number cube and a yellow number cube. Find P(red 2, yellow 2) and the…

A: There are two cubes, with red colour and yellow colour.

Q: A jar contain 3 pennies 2 nickels and 6 dimes. A child selects 2 coin at random without replacement…

A: Given data: The numbers of pennies in the jar are: P=3. The numbers of nickels in the jar are: N=2.…

Q: A. Find the probability that a green is drawn from B given that a red-green combination is drawn…

A: here define event  R  = red ball from bag A  G  = Green ball from A  R1 = Red ball from  B G1 =…

Q: Three balls are selected randomly from a bag containing 4 red balls and 7 blue ones. Find the…

A: From the provided information, Red balls = 4 Blue balls = 7 Total balls = 11

Q: Bag A contains 3 red and 4 green balls, and bag B contains 2 red and 5 green balls. Two balls will…

A:

Q: Calculate the probability that at most 2 of the roses were Eden Roses.

A: let Number of eden roses = X

Q: Find the probability you pick blue from the last box if you… Pick one marble from box 1, place it in…

A: Number of blue ball box 1 have 1. Number of white ball box 1 have 1. Number of blue ball box 2 have…

Q: Assume that you randomly pick one of the bowls: X, Y, or Z. You then randomly draw one ball out of…

A: Let us denote R=Red, W=white, B=blue   There are 3 bowls So, P(X)=13, P(Y)=13, P(Z)=13P(B or…

Q: An urn contains eight white balls and two red balls. A second urn contains two white balls and a red…

A: Here Take Probability of first Urn=P(F) Probability of second Urn=P(S) Probability of Red=P(R)…

Q: l7Q15. A box contains 3 red, 4 black, and 7 green balls. If three balls are drawn one after the…

A: Given,no.of red balls=3no.of black balls=4no.of green balls=7Total no.of balls=14

Q: A box contain 2 blue, 3 red and 5 white balls . Two balls are picked at random with replacement find…

A: Given that there are 2 blue, 3 red and 5 white balls in the jar. So there are total (2+3+5)=10…

Q: Assume that you randomly pick one of the bowls: X, Y, or Z. You then randomly draw one ball out of…

A: To work out the required conditional probabilities

Q: Find the probability that 2 successive reds are drawn from bag A. B. Find the probability that a red…

A: here given ,  there are total 7 balls in bag A and 7 balls in bag B  Bag A contains 3 red and 4…

Q: A child randomly selects 3 gumballs from a container holding 4 purple gumballs, 7 yellow gumballs, 5…

A:

Q: get a color ball either red, blue or green wh

A: There are three different balls of green , red and blue color.  Expectation is the weighted mean of…