There are  12 signs of the zodiac.Assuming that  a person is just as likely to be born under one sign as in another, what is the probability that in a group  of 5 people at least 2 of them were born under the sign of aries. Explain how to choose the favourable cases here.

Q: The probability that a face card is   ​selected, given that a queen is   selected is

A: Note that queen is a face card itself. So if a queen is selected then we obviously get a face card.…

Q: Suppose three fair coins are tossed and the number of heads that appear is recorded.  What is the…

A: Suppose three fair coins are tossed and the number of heads that appear is recorded.Since the coins…

Q: .A coin is flipped 5 times, find the probability of getting at most 1 head.

A:

Q: A six person committee must be formed from a group of 6 boys and 7 girls. Determine the probability…

A: A six person committee must be formed from a group of 6 boys and 7 girls Total students = 6 + 7 = 13…

Q: when a die is rolled, what is the probability that a four will appear on the top face?

A: We have given that when a die is rolled, the sample space isS = {1, 2, 3, 4, 5, 6 }

Q: In a bag of marbles, there are 12 green, 12 blue, and one red. Find the probability for each…

A: As per given by the question, there are 12 green, 12 blue, and one red marbles in a bag. Now, 1.…

Q: A die is rolled three times. What is the chance that at least one roll shows 2 or more spots?

A:

Q: A 6-sided die is rolled. The set of equally likely outcomes is {1, 2, 3, 4, 5, 6}. Find the…

A: Given Information A six sided die is rolled Sample space {1, 2, 3, 4, 5, 6} probability of rolling a…

Q: A fair die is thrown 6 times. Find the probability of rolling a ​"two​" on exactly 4 of the 6…

A: Explained below

Q: Suppose a jar contains 19 red marbles and 25 blue marbles. If you reach in the jar and pull out 2…

A: The Probability that both are red = 0.181

Q: f you flipped a coin and it lands on heads 7 times in a row, what is the probability it will land on…

A: In the flipping of a coin, all the flips are independent.  If the coin is flipped 7 times, the odds…

Q: A lock consists of all 3 dials, where each dial has 4 letters. What is the probability of guessing…

A:

Q: A die is rolled.The set of equally likely outcomes is (1,2,3,4,5,6).Find the probability of getting…

A: Consider an event is A. The classical probability associated with event A is P(A) = n(A)/n, where…

Q: A die is rolled 20 times and the number of twos that come up is tallied. Find the probability of…

A: Given problem is : A die is rolled 20 times and the number of twos that come up is tallied. Find…

Q: a test consists of 10 true/false questions. To pass this test a student must answer at least 7…

A: In this context, X has a Binomial distribution with parameters n = 10 and p = 0.5. Since X is a…

Q: If the probability of being hospitalized during a year is 0.25. Find the probability that no one is…

A: X has binomial distribution. X~binomial(n,p)n=3p=0.25probability mass function of X;…

Q: A set of two die is rolled four times. What is the probability of rolling "Box Cars" on all rolls?…

A: Given that  A set of two die is rolled four times. We have to find  the probability of rolling "Box…

Q: A student is taking a true/false exam with 18 questions. If he guesses on each question, what is the…

A: Given Information 18 true/false question Probability of correct answering p = 0.5 N = 18 Let X be…

Q: The net weight in pounds of a packaged chemical herbicide is uniform for 49.75 < x < 50.25 pounds.…

A: From the information, given thatLet X denotes the net weight of a packaged chemical herbicide in…

Q: A group of families that have 3 kids are in a group. What family that has three girls, given the…

A: Topic = Probability

Q: If a spinner has 4 sections of equal size, labeled A, B, C, and D, what is the probability of…

A: Ans#- Given,  If a spinner has 4 sections of equal size, labeled A, B, C, and D,           What is…

Q: If a student is drawing a card from a deck 40 times with replacement, Calculate the probability of…

A: Number of trials (n): 40 (the student is drawing 40 cards).Probability of drawing a face card (p):…