The king comes from a family of 2 children. What is the probability that the other child is his sister? B) of the two is a girl? A couple has 2 children. What is the probability that both are girls if the older

Q: A committee of 5 persons is to be formed from 6 men and 4 women. What is the probability that the…

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Q: A committee of 4 is selected from 7 Republicans and 7 Democrats. This committee must have at least…

A: Given: Number of Republicans = 7 Number of democrats = 7 Number committee members = 4

Q: In a horse race, a field could have 30 horses, 5 of them are white horses. The first, second and…

A: The term probability is defined as the chance of occurrence of an event. The probability value lies…

Q: A box contains 4 black marbles, 3 red marbles, and 2 white marbles. What is the probability that a…

A:

Q: If a couple plans to have 7 ​children, what is the probability that there will be at least one…

A: Given that ,                n=7 and P=0.5 , q=0.5

Q: Out of a class of 30 students, there are 16 students who study Latin, 21 who study German, and 7 who…

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Q: A couple has three children. Assuming each child has an equal chance of being a boy or a girl, what…

A: From the provided information, A couple has three children that is n = 3 Probability of being a girl…

Q: There are 15 boys and 10 girls in a class. If three students are selected at random, what is the…

A: There are 15 boys and 10 girls in a class.

Q: If Two cards are drawn from a deck (without replacement). What is the probability they are both…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: One bag contains 6 white balls, 3 red and 4black balls, and a second bag contains 4white balls and 6…

A: 1st bag:no.of white balls=6no.of red balls=3no.of black balls=4Total no.of balls=132nd bag:no.of…

Q: In a factory the labour force comprised of 70% male and 30% female. # 20% of the male workers and 5%…

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Q: If your queueing process is busy 60% of the time, what is the probability of having exactly 2…

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Q: The probability that Maanyag will wash her clothes on Saturday is 4, the probability that Magayon…

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Q: If 15% of students like tennis and I expect 500 new students on campus what is the probability that…

A: Probability that students like tennis, p=15% = 0.15 q=1-p= 1-0.15= 0.85 Sample size n=500…

Q: Suppose a jar contains 20 red marbles and 23 blue marbles. You reach in the jar and pull out two…

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Q: If there are 6 people in a room, what is the probability that at least two of them have the same…

A: If there are 6 people in a room, what is the probability that at least two of them have the same…

Q: The probability that Alice arrives on time is 80%. The probability that Bob arrives on time is 40%.…

A: Given data The probability that Alice arrives on time is 80% The probability that Bob arrives on…

Q: In a class 2% of boys and 3% of girls are having blue eyes. There are 30% girls in the class. If a…

A: Answer: For the given data

Q: In an NBA championship series, the team which wins four games out of seven will be the winner.…

A: Given information is: In an NBA championship series, the team which wins four games out of seven…

Q: A company has 5 stores in New York and 6 stores in Chicago. Three of the stores are randomly…

A: We have given that 5 stores in New York and 6 stores in Chicago.   We know that, Combination…

Q: A committee of 2 people is to be chosen from 5 women and 6 men. What is the probability at least one…

A: We have to use concept of A given B.

Q: A box contains ten white and three black balls while another box contains three white and five black…

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Q: There are 20 students in a class. Arshia, Manu, and Eva from the class, are great friends. If the…

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Q: From a pack of 52 playing cards, three cards are drawn one after the other without replacement. What…

A: Total number of cards = 52 Number of Ace cards = 4 Number of King cards = 4 Number of Jack cards = 4

Q: Suppose that you have a barrel with 7 apples and 8 oranges in it. If 2 fruits are selected, what is…

A: use formula : nCr=n!/(r!*(n-r)!)

Q: A history class is comprised of 9 female and 5 male students.if the instructor of the class randomly…

A: There are 14 students in the class (= 9 female + 5 male).

Q: A bag contains 16 marbles, 4 of which are blue and 12 of which are green. Two marbles are randomly…

A: The concept of probability was introduced in the 17th century. This is one of the interesting…

Q: Suppose you have 5 marbles in a bag: 3 red and 2 black. If you reach into the bag without looking…

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Q: A committee of three is to be formed from a group of 12 members; in which there are 6 females and 6…

A: Given: A committee of three is to be formed from a group of 12 members; in which there are 6 females…

Q: There are 3 blue balls, 5 red balls and 4 white balls in a bag. If a person selects two of the…

A: We have to find  the probability that the second ball is second ball is red, given that the first…

Q: A class has 30 students. What is the probability that at least two people in this class share the…

A: The total probability associated with sample space is always 1. It there are two events, which…

Q: One bag contains 4 white chickens and 3 red chickens, and a second bag contains 3 white chickens and…

A:

Q: probability that a house in an urban area will develop a leak is 2%. If 21 houses are randomly…

A: The probability that a house in urban area will develop a leak is 2%, 21 houses are randomly…

Q: What is the probability that selected coin is nickel? If it is nickel, what is probability that it…

A: Given :  Box A= 5 nickels and 3 quarters             Box B =  8 nickels and 4 quarters A coin is…

Q: A man comes from a family of 2 children. What is the probability that the other child is his sister?

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: 12 female and 7 male students take Mathematics course. While 3 of the female students do not have a…

A: When there is a chance of uncertainty, we find the probability. Probability is, mathematically,…

Q: During a game of blackjack, four players are dealt two cards each, and the dealer has two cards. No…

A: Given :  4 players have 2 cards each. Total no of cards players have = 4x2 = 8 Dealer has 2 cards…

Q: In GC University 4% of boys and 1% of girls are taller than 6 feet and 60% of students are girls. If…

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Q: A class consists of 18 boys and 16 girls. The teacher will randomly choose three students to be on a…

A: Given: Number of boys = 18 Number of girls = 16 Number of students chosen = 3

Q: A family has 5 children. What is the probability that 3 of the children are girls?

A: We have given that  n= 5 X= 3 p= 0.5

Q: A PC manufacturer buys 38% of its chips from Japan, and the rest from the US. Of the Japanese chips,…

A: Given Data: P( Chips from japan)=0.38 P( Chips from US)=0.62   P( Defective chip from Japan)=0.017…

Q: If three mangoes are taken one after the other from a basket which contain 10 ripe and 4 unripe…

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Q: the couple plans to have 5 children   How many probable combinations will there be if the couple…

A: Let there are three students X, Y and Z sitting beside each other. The different ways in which this…

Q: A group of 12 students made up of 7 females and 5 males form a committee of 5. What is the…

A: Given: (1) number of females is 7 (2) number of males is 5 (3) a committee of 5 members need to be…

Q: A bag contains 3 red marbles and 2 yellow marbles. What is the probability of drawing a yellow…

A: Sampling with replacement allows the experimenter to collect the next item after replacing the…

Q: One bag contains 4 white balls and 3 black balls, and a second bag contains 3 white balls and 5…

A:

Q: The probability that a person will make 0, 1, 2, or 3 errors on his income tax is .5, .3, .15 and…

A: We can choose 15 files that contain no error in 30C15=155117520 ways.  From the rest (30-15)=15…

Q: A student has a total of 10 books and 3 of her books are science fiction. If she arranges them on a…

A: Given, A student has a total of 10 books and 3 of her books are science fiction she arranges them on…