4-4: Urn 1 contains 5 red balls and 3 black balls. Urn 2 contains 3 red balls and 1 black ball. Urn 3 contains 4 red balls and 2 black balls. If an urn is selected at random and a ball is drawn, find the probability it will be red.

Q: Suppose a jar contains 13 red marbles and 36 blue marbles. If you reach in the jar and pull out 2…

A: We have total number of marbles in the jar = 13 red marbles + 36 blue marbles = 49. We can pull out…

Q: Suppose a jar contains 6 red marbles and 36 blue marbles. If you reach in the jar and pull out 2…

A: Solution

Q: Suppose a jar contains 9 red marbles and 18 blue marbles. If you reach in the jar and pull out 2…

A: From the provided information, A jar contains 9 red marbles and 18 blue marbles. Total marbles = 9 +…

Q: Suppose a jar contains 14 red marbles and 20 blue marbles. If you reach in the jar and pull out 2…

A: Given, no of red marbles=14 no of blue marbles=20 Total marbles=34 P(both are red.)=?

Q: Suppose a jar contains 18 red marbles and 21 blue marbles. If you reach in the jar and pull out 2…

A: Given,no.of red marbles=18no.of blue marbles=21Total no.of marbles=39

Q: Urn 1 contains 7 red balls and 1 black ball. Urn 2 contains 3 red balls and 1 black ball. Urn 3…

A:

Q: Find the probability that both of the marbles drawn are red

A: It is given that Number of red marbles = 8 Number of white marbles = 13 Total number of marbles = 8…

Q: Suppose a jar contains 12 red marbles and 17 blue marbles. If you reach in the jar and pull out 2…

A: We have to find out given probabiity...

Q: Suppose a jar contains 9 red marbles and 12 blue marbles. If you reach in the jar and pull out 2…

A:

Q: Urn A contains 6 red and 4 black balls and urn B contains 4 red and 6 black balls. One ball is drawn…

A:

Q: Suppose a jar contains 8 red marbles and 35 blue marbles. If you reach in the jar and pull out 2…

A: Probability: The ratio of the number of favorable outcomes to certain event and total number of…

Q: Suppose a jar contains 15 red marbles and 27 blue marbles. If you reach in the jar and pull out 2…

A: 15 red marbles27 blue marblesThe total number of marbles in the jar is 15 + 27 = 42

Q: uppose a jar contains 12 red marbles and 36 blue marbles. If you reach in the jar and pull out 2…

A: Solution: Given information: Red marbles = 12 Blue marbles = 36 Total marbles = 12+36 Total marbles…

Q: Urn 1 contains 7 red balls and 5 black balls. Urn 2 contains 1 red ball and 2 black balls. Urn 3…

A: Obtain the probability that an urn selected at random and the ball drawn is red.  The probability…

Q: Suppose a jar contains 14 red marbles and 27 blue marbles. If you reach in the jar and pull out 2…

A:

Q: Suppose a jar contains 7 red marbles and 37 blue marbles. If you reach in the jar and pull out 2…

A: number of red marbles in a jar = 7 number of blue marbles in a jar = 37 total number of marbles in a…

Q: Suppose a jar contains 8 red marbles and 23 blue marbles. If you reach in the jar and pull out 2…

A: To find the probability that both marbles are red when two marbles are drawn at random from the jar,…

Q: Suppose a jar contains 6 red marbles and 37 blue marbles. If you reach in the jar and pull out 2…

A:

Q: Suppose a jar contains 6 red marbles and 25 blue marbles. If you reach in the jar and pull out 2…

A: There are 6 red and 25 blue marbles to find probability that both are red.

Q: A random sample of n1 = 291 voters registered in the state of California showed that 150 voted in…

A: From the provided information, n1=291x1=150n2=215x2=128 level of significance (α) = 0.05

Q: Urn 1 contains 2 red and 4 blue marbles, urn 2 contains 10 red and 2 blue marbles. If an urn is…

A: Introduction: Suppose X and Y are two events, with respective probabilities P (X) and P (Y). Denote…

Q: The manager of a computer software company wishes to study the number of hours top executives spend…

A: Given:   Banking Retail Insurance 15 15 10 12 10 11 6 9 6 8 7 6 15 6 14

Q: Suppose a jar contains 20 red marbles and 35 blue marbles. If you reach in the jar and pull out 2…

A: Givena jar containsNo.of red marbles=20No.of blue marbles=35Total no.of marbles=55

Q: Suppose a jar contains 8 red marbles and 10 blue marbles. If you reach in the jar and pull out 2…

A: A jar contains 8 red marbles and 10 blue marbles, Total number of marbles in the jar= 8+10=18

Q: A box1 contains 3 white, 2 red balls. A box2 contains 2 white and 4 red balls. Two balls at random…

A:

Q: Suppose a jar contains 8 red marbles and 37 blue marbles. If you reach in the jar and pull out 2…

A: From the provided information, Red marbles in a jar = 8 Blue marbles in jar = 37 Total marbles = 8 +…

Q: n urn contains 3 white balls and 4 red balls. A second urn contains 3 white balls and 3 red balls,…

A: An urn contains 3 white balls and 4 red balls. A second urn contains 3 white balls and 3 red balls…