A bag has 12 blue marbles and 24 red marbles. If you draw 3 marbles with replacement, what is the probability you draw only blue marbles?

Q: What is the probability that a couple will have a total of 8 children, 5 males and 3 females?

A: Here use binomial distribution  Each trial independent  Finite number of trial  There are two…

Q: A jar contains three different colored seeds, 23 brown seeds, 14 green seeds, and 5 yellow seeds. If…

A: A jar contains three different colored seeds, 23 brown seeds, 14 green seeds, and 5 yellow seeds…

Q: in a small private school, 4 students are randomly selected from 15 available students. what is the…

A: The number of combinations is: 15C4 = (15! / (4! (15−4)!) 15C4 = 1365

Q: A basket contains 6 white socks , 4 blue socks, and 2 black socks. What is the probability of…

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Q: There are 5 boys and 8 girls in a room. What is the probability that group of five have more boys…

A: There are 5 boys and 8 girls in a room.  TOTAL 13 people in room here use hypergeometric…

Q: Three people are selected for a committee from 4 Democrats and 3 Republicans. What is the…

A: Given Data: The number of democrats is: n=4 The number of republicans is: m=3 The number of people…

Q: A jar contains 5 red marbles 7 green marbles and 4 blue marbles.  What is the probability that you…

A: There are totally 16 marbles in a jar in which 5 red, 7 green, and 4 blue. The probability that…

Q: In a class of 10, there are 5 students who play soccer. If the teacher chooses 2 students, what is…

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Q: What is the probability that no two boys are sitting together for a photograph if there are 5 girls…

A:

Q: A bag contains 2 red marbles, 7 blue marbles and 5 green marbles. If two marbles are drawn out of…

A:

Q: If you flip a coin 3 times, what is the probability of getting two heads?

A: If you flip a coin 3 times. Using Probability formula,

Q: In a full deck of cards, what is the probability of getting 1 suit of clubs and 1 suit of spades?

A: A standard deck of cards has four suites: hearts, clubs, spades, diamonds Each suite has thirteen…

Q: In a large city there are an average of 02 fires per year. What is the probability that next year…

A: Solution: Let X be the number of fires per year. From the given information, average number of fires…

Q: When 5 cards are dealt from a standard deck of 52 cards, what is the probability of getting 2 aces…

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Q: In a family with 3 children, excluding multiple births, what is the probability of having exactly 2…

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Q: A bag contains 4 red marbles, 8 blue marbles and 2 green marbles. If two marbles are drawn out of…

A: Given probability is evaluated.

Q: There are 7 red marbles, 5 blue, 3 green, and 9 yellow marbles in a bag. What is the probability of…

A: Solution: From the given information, there are 7 red marbles, 5 blue marbles, 3 green marbles and 9…

Q: There are 20 students who will join either volleyball team, or basketball team or both. If 12…

A: The number of student join both is   N(A or B) =N(A)+N(B)-N(A and B) N(A and B)= N(A)+N(B)- N(A or…

Q: A bag or marbles contains 4 red marbles, 6 green, and 5 yellow. What is the probability of drawing a…

A: The probability of drawing a red = 415   The probability of drawing a red, keeping it, then drawing…

Q: errors per page, on average. What is the probability that on the next page, she will make 4 or more…

A: The mean is given as , μ=2. The formula for Poisson distribution is,PX=x=e-μμxx!. To determine the…

Q: A secretary makes 2 errors per page, on average. What is the probability that on the next page she…

A: Given: Average number of errors per page is  λ=2

Q: A bag contains 4 red balls, 3 green balls and 5 blue balls. What is the probability of not getting a…

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Q: What is the probability of having 3 boys given the oldest is a boy?

A: The theory of probability has its origin in the seventeenth century. The king of France who…

Q: Billy selects some cards from a standard 52 card deck.  What is the probability that he selects 1…

A: Given data: The total numbers of cards in the playing deck are n=52. The numbers of hearts are h=13.…

Q: A bag contains 4 green chips, 3 black chips, and 1 blue chip. If one chip is drawn at random from…

A:

Q: Three people are selected for a committee from 7 Democrats and 3 Republicans. What is the…

A: It is an important part of statistics. It is widely used.

Q: Nasa needs to select a 7 person crew for a space mission from 43 applicants of whom are 21 women.…

A: Given data: the total numbers of applicants are n=43. The numbers of persons selected for space…

Q: A company has 9 women and 8 men. What is the probability that a 7 person committee will have 4 men…

A:

Q: A bag contains 8 red marbles, 3 blue marbles and 2 green marbles. If two marbles are drawn out of…

A: Answer - A bag contains 8 red marbles, 3 blue marbles and 2 green marbles.                 Total = 8…

Q: In a family of 3 children, what is the probability that the middle child is a girl?

A: If a family have 3 children, then the possible outcomes…

Q: In a small private​ school, 4 students are randomly selected from 18 available students. What is the…

A: Solution: Given information: n= 18 available students  4 students are randomly selected.

Q: Suppose we pick one card from a deck of cards, what is the probability of getting a King or a Spade?

A:

Q: Suppose Nate loses 42% of all video games. What is the probability he will lose 3 games in a row but…

A: Given: P( Losing a video game ) = 0.42 P( Winning a video game ) = 1-0.42 = 0.58

Q: A fair coin is tossed thrice, what is the probability of getting all 3 same outcomes?

A: Obtain the probability of getting all 3 same outcomes.   The probability of getting all 3 same…

Q: What is the probability of having 2 spades and 3 hearts from the deck of cards?

A: Given data2 spades3 heartsTotal spades in a deck of card = 13Total hearts in a deck of card =…

Q: 2. If a hockey player takes 78 shots and scores 16 goals, what would be the probability of this…

A: Given that If a hockey player takes 78 shots and scores 16 goals. Total shots = 78 Scored goals = 16…

Q: You are to draw two cards without replacing the first one. What is the probability of having a king…

A: Multiplication Rule for two Independent events:If the events A and B are said to be independent…

Q: If you toss 6 coins, what is the probability of all 6 coins matching?

A:

Q: What is the probability of having 4 boys given the oldest is a boy?

A: Solution

Q: .If a committee with 2 student members is to be formed, what is the probability of forming a…

A: Hey there! Thank you for posting the question.  Since there are multiple questions posted, we will…

Q: A bag has 15 red, 15 blue, and 15 yellow marbles in it, what is the probability of drawing 2 red…

A:

Q: A bag contains 3 red marbles, 4 blue marbles , 9 yellow, and 5 green. What is the probability of…

A: Given that there are  3 red marbles, 4 blue marbles , 9 yellow, and 5 green. So there are total…

Q: A class consists of 70 women and 20 men. If a student is randomly selected, what is the probability…

A: Total number of students = 90 Number of women = 70 Number of men = 20

Q: In a family with 4 children, excluding multiple births, what is the probability of having exactly 2…

A: Given data, n=4 Let probability of getting a girl=0.5 Let X be event of having a girl P(X=2)=?

Q: A box has 3 red balls and 4 yellow balls. What is the probability of getting two red balls, if you…

A: Solution: From the given information, a box contains 3 red balls and 4 yellow balls. Total number of…

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: If one person is chosen, what is the probability that a women is wearing sandals and dress shoes?

A: We have to find given probability.

Q: A jar contains 2 red marbles, 8 green marbles, and 5 blue marbles. What is the probability that you…

A: GivenA jar contains No.of red marbles = 2No.of green marbles = 8No.of blue marbles = 5Total no.of…

Q: .A class consists of 17 women and 65 men. If a student is randomly selected, what is the probability…

A: It is given that Number of women = 17 Total = 17 + 65 = 82

Q: In a small private​ school, 3 students are randomly selected from 18 available students. What is the…

A: Given information 3 Students are selected from 18 students