Imagine there are 23 people in a room.  Suppose that these people were selected randomly.  Give a guess as to the probability that there are at least two people in the room who share a birthday.  Do you think it is low? 50%? high?  Give your reasoning.

Q: From experience, an airline knows that only 85% of the passengers booked for a certain flight…

A: Given Information :  From experience, an airline knows that only 85% of the passengers booked for a…

Q: in Georgia, 88% of all household have television. 51% of all households have a television and an…

A: Using Bayse's theorem; P(B/A) = P(A and B)/ P(A)   p(A)=Probability of having a television p(B)=…

Q: From the sample space below, what is the probability that two red marbles will be drawn? (Enter your…

A: Given  Two marbles are taken at the same time Sample space=( red marbles, red marbles, white…

Q: In a 52-number lottery, what is the probability that you will get the winning ticket (6 numbers out…

A: Given : Total number of lottery = 52

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: At a high school with 200 students. 32 play soccer, 18 play basketball, 8 play both sports, find the…

A: The number of students play soccer is 32.

Q: According to a survey of American households, the probability that the residents own 2 cars if…

A: According to the provided data,

Q: In general, the probability that a blood donor has Type A blood is 0.40. Consider 8 randomly chosen…

A:

Q: If you select a three-digit number at random, what is the probability that the units digit is 7?…

A: We have to find the probability that the units digit is 7 and probability that the hundreds digit is…

Q: On new years eve, the probability of a person driving while intoxicated is 32% the probability of a…

A: The probability of a person driving while intoxicated P(A)=0.32 The probability of a person having a…

Q: probability that a randomly selected household will have at most 4 members?

A: Given that  The 2010 U.S census found the chance of a household being a certain size. Size(X) 1 2…

Q: A poll is given, showing 50% are in favor of a new building project. If 6 people are chosen at…

A: Binomial distribution : In binomial distribution, the number of trials is fixed and the number of…

Q: Find the indicated probability. A class consists of 27 women and 32 men. If a student is randomly…

A:

Q: d. What is the probability that more than 4 of them know HelpYourMath YouTube Channel? e. What is…

A:

Q: What is the probability of drawing two blue cards if the first card is not included in the second…

A: Given Probability of getting first blue cards = 58

Q: If the probability that the Islanders will beat the Rangers in a game is 81%, what is the…

A: Given : If the prob. that the Islanders will beat the Ranges in a game is 81% Sample size (n) =5

Q: The probability of tossing a tail and then rolling a number greater than 6 is

A: Since , the coin is tossed and right-sided die numbered 1 through 8 is rolled. Our aim is to find…

Q: You decide to tell your fortune by drawing two cards from a standard deck of 52 cards. What is the…

A: Given problem Given that   You decide to tell your fortune by drawing two cards from a standard…

Q: When rolling a fair, six-sided number cube, what is the probability of rolling an even number or a…

A: The even numbers are 2, 4, 6. Numbers less than 3 are 1, 2. So, an even number or a number less than…

Q: Suppose that 60% of people own dogs. If two people are randomly chosen, what is the probability that…

A:

Q: Tina draws a card at random from a deck of cards numbered from 1 to 30. What is the probability of…

A: The total number of cards is 30. The numbers divisible by 5 are 5,10,15,20,25 and 30. That is,…

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: The cheerleading squad is made up of 12 girls. A captain and a co-captain are selected at random.…

A: Given that there are total 12 girls.  We need to select a captain and a co-captain. Those are 2…

Q: A child flips 3 coins. What is the probability that the child flips 1 or 2 tails (based only on what…

A:

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: Find the probability that none of the households are tuned to Found?

A:

Q: Given that a random person has a degree in computer science, the probability that they work as a…

A: Given that a random person has a degree in computer science, the probability that they work as a…

Q: what is a player's probability of winning if they purchased 4000 different tickets? Note here

A: Here use hypergeometric distribution because without replacement model

Q: Of 1400 students at Brown High School, 800 attended the first school dance of the year. Only 500…

A:

Q: A fair dye cube is rolled twice with the value's added together. What is the probability of the sum…

A:

Q: The Wilson family had 7 children assuming that the probability of a child being a girl is 0.5, find…

A: Let "X" be the girl child in Wilson family

Q: 1) Estimate the probability that a randomly selected household from this area will be a student.…

A: According to the classical definition of probability, the probability of an event is defined as the…

Q: hat is the probability that when three coins are flipped, at least one lands heads? Type your…

A:

Q: What is the probability that Z is greater than 1.84

A: Our aim is to find the probability that Z is greater than 1.84.

Q: Find the indicated probability. In general, after a group makes a reservation at a restaurant, they…

A: This is a binomial distribution problem as it has two possibilities (show up/do not show up). The…

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

A: Solution

Q: The probability that a house in an urban area will develop a leak is 6​%. If 13 houses are…

A: Given : The probability that a house in an urban area will develop a leak is 6​%. 13 houses are…

Q: Experience has shown that 15% of Tshwane municipal rates bills contain an estimated amount for…

A: Given, 15 % of Tshwane municipal rates bills contain an estimated amount for electricity usage. i.e.…

Q: Given a family with four children, find the probability of the event. The youngest three are boys,…

A: To find the probability of the youngest three are boys, given that the youngest is a boy

Q: If you randomly select a letter from the phrase or qoute, "Brandon loves to eat at Red Robin," what…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: A poll is given, showing 55% are in favor of a new building project. If 9 people are chosen at…

A: If 9 people are chosen at random, Probability of exactly 1 of them favors the project: 0.00832…

Q: Suppose that 33% of people in a certain city are on an online dating website. If three people are…

A: Given information 33% of people are on online dating website Probability that people are on online…

Q: The probability that a house in an urban area will develop a leak is 55​%. If 22 houses are…

A: Let "X" be the houses that will develop a​ leak.

Q: Given that she approaches 10 people, find the probability that she will makes at most 3 sales.…

A: (As per bartleby guidelines, for questions containing multiple subparts, only first three subparts…

Q: A basketball player has a 0.52 probability of making a three-point shot. What is the probability…

A: Geometric distribution : A geometric random variable defined as number of trials until the first…

Q: According to the chart below What is the probability that a randomly selected household will have at…

A: From census information it is found that, chance of a house hold being in certain size is: Size…

Q: In a group of 78 people; 24 drink tea and 31 drink coffee. Find the probability that a person picked…

A: 24 - drink tea 31 - drink coffee total 78 people select at random

Q: A survey revealed that 40% of people are entertained by reading books, 34% are entertained by…

A: Let us denote B=entertained by reading booksT=entertained by watching TVGiven that P(B)=40%=0.40,…

Q: Suppose that 29% of people have dogs. If two people are randomly chosen, what is the probability…

A:

Q: What is the probability that a student is taking Art given that they are taking band?

A: According to the Venn diagram, the number of students taking only band is 7. The number of students…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.