What is the probability that in a class of 39 people, at least 2 people share the same birthday? Assume that it is not a leap year.

Q: Suppose that a balanced die is tossed once. What is the probability that die lands on 1, given that…

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Q: What is the probability that two or more people in a party with 20 people will have the same…

A: Number of people in the party = 20

Q: Six persons are to be seated in a row. What is the probability that two particular persons sit next…

A: Given: Six persons are seated in a row.

Q: Suppose that in a group of 510 students at ISU, there are 67 business majors and 204 freshmen. There…

A: We have to find the solution.

Q: If a coin is flipped 5 times, what is the probability that the coin lands on heads every time?…

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Q: There are exactly 365 students taking math class this semester. Assume that each of these students…

A: We have given that  There are exactly 365 students taking math class this semester. Assume that each…

Q: An online quiz has 10 True or False questions. What is the probability that a student got exactly…

A:

Q: The moment that describes the symmetry of the distribution is O 1st moment O 2nd moment O 3rd moment…

A: Objective of the question is that, Which one is the correct choice.

Q: A bank requires its customers to create a 5 -digit PIN. A certain customer has forgotten their PIN…

A: Each digit of the password can be one of 10 possible digits (0-9) There are 5 digits  password pin…

Q: Each year, a company either makes a profit or takes a loss. If the compan profit the year before,…

A: In this case, the two states of the transition matrix are profit and loss. The transition…

Q: In a college of 1600 students, each student takes 5 courses that meet three times per week, and…

A: Given, total students (n) = 1600, total courses (c) =5 and total classes (C) = 3 per week Total…

Q: A geneticist conducts an experiment with beans, one sample of offspring consisted of 458 green beans…

A: Given that Total beans=458+162=620 Green beans=458 Yellow beans=162

Q: Suppose three people are in a room. What is the probability that there is at least one shared…

A: Number of days in an year = 365 Number of people = 3 The probability of falling birthday on same day…

Q: Five cards are drawn randomly from a standard deck of 52 cards. Determine the probability that…

A: Total no.of cards in a standard deck of cards = 52 No.of ace cards = 4 Consider that five cards are…

Q: 5.50 Find the probability that a person flipping a coin gets (a) the third head on the seventh flip;…

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Q: What is the probability of N people in a room to have at least four people having the same birthday?

A: The probability of at least N people having same birthday can be calculated as:…

Q: Suppose it is certain that an earthquake will occur someday. What is the probability (to the nearest…

A: Given that there are 365 days in a year.  So (365×24)=8760 hours in a year.    I am at school 4…

Q: The record of weather station shows that out of the past 300 consecutive days, its weather forecasts…

A:

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: In a group of 5 people, what is the probability that at least two of them have the same birthday?…

A: Given: group of 5 people group of 50 people  we want to find probability that at least two have the…

Q: 20 books are placed at random in a shelf. Find the probability that a particular paid of books shall…

A: Given: 20 books are randomly placed in a self.

Q: What is the probability that in four births exactly two girls will be born?

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: If n people are present in a room. How large n need to be so that the probability of no two of them…

A:

Q: What is the probability that when a coin is flipped eight times in a row, it lands heads up every…

A: Given,:  A coin is tossed 8 times with probability of head p(H)=1/2  Then what is the probability…

Q: A fair coin is flipped three times. If the first flip results in "heads," what is the probability…

A:

Q: exactly two people amongst a group of 365 people were born on the same birthday. (Ignore the…

A: The probability that first person can have a birthday on any of the 365 days is as follows: P(the…

Q: What is the probability of two people chosen at random being born on the same day of the week

A: Here we need to find out the probability of two people chosen at random being born on the same day…

Q: The probability that a newly matriculated student will not get to the second year of their studies…

A:

Q: What is the probability of getting 53 Mondays in a leap year?

A:

Q: A math class has 25 students. Assuming that all of the students were born in the first half of the…

A: Given: Total number of students = 25 Formula Used: Cxn = n!x!(n-x)!

Q: A group of 30 people is selected at random. What is the probability that at least 2 of them will…

A: Given : A group of 30 people is selected at random.   Question : What is the probability that at…

Q: 1000 independent rolls of a fair die will be made. Given that the number 4 appears exactly 128 times…

A:

Q: A class has exactly 5 students. What is the probability that exact 3 of those studnets were born on…

A: We have to find given probability.

Q: It costs $6.75 to play a very simple game, in which a dealer gives you one card from a deck of 52…

A: The cost of the game is $6.75.

Q: If there are 6 job applicants in a company, 4 are college graduates and 2 are not. If the owner…

A:

Q: If records indicate that 4 houses out of 1000 are expected to be damaged by fire in any year, what…

A: Given that 4 houses out of 1000 are expected to be damaged by fire in any year. Therefore,…

Q: A group of 20 people is selected at random. What is the probability that at least two of them have…

A: The probability that 1st person having the birthday is 365/365.The probability that 2nd person…

Q: Suppose that you want to collect eight toy boats (all of the same kind) which are included in one…

A: According to the given information, there are eight toy boats that are needed to be collected. And,…

Q: From a group of 11 people, you randomly select 5 of them. What is the probability that they are the…

A: Given Data: The number of people in the group is: n=11 The number of people selected is: r=5 The…

Q: At a certain intersection there are about 0.660 accidents every month. What is the probability that…

A: Poisson distribution haa used.

Q: A quiz consists of 20 true-false questions. What is the probability that a student will answer…

A: We have given information, Let X denote the number of questions a student guesses correctly. The…