.Three coins are tossed. What is the probability that 2 land heads up being if we are told at least one is a heads up?

Q: At a certain university, 5% of men are over six feet tall and 2% of women are over 6 feet tall.…

A:

Q: (b) If an American female is selected at random, what is the probability that she is NOT red-green…

A: (b) The probability that she is NOT red-green color-blind is, PNOT red-green…

Q: In a town, 52% of the residents voted for Candidate C. If we randomly survey 3 residents, what is…

A:

Q: c) If the letters of the word SPECIAL are written in a random order, what is the probability that no…

A: There are 3 vowels in the word SPECIAL, i.e. EIA. The number of ways of arranging these vowels are…

Q: Suppose you roll a six-sided die, with sides numbered 1, 2, 3, 4, 5, and 6, and with each number…

A: a) All possible outcomes= 1, 2, 3, 4, 5, and 6 So total 6 possible outcomes.   The possible outcomes…

Q: According to a recent study, 52% of people admitted to running a red light. If 4 people are…

A:

Q: If the experiment is in state 1 on the third observation, what is the probability it will be in…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: What is the smallest number of people in a room to assure that the probability that at least two…

A: First let us find the probability that n people will have been born on different days of week and…

Q: If there are 3 people in a room, what is the probability that at least one of them celebrates…

A: It is given that there are 3 people in a room. Let consider the year is non-leap year. Total number…

Q: At a certain college, there were 600 science majors, 200 engineering majors, and 400 business…

A:

Q: If the experiment is in state 2 on the third observation, what is the probability that it will be in…

A:

Q: If 63% of the people at a certain conference are doctors, 48% are women, and 39% are doctors, what…

A: The following information has been given: The probability that people at a certain conference are…

Q: Ms. Smith asks the students in one of her classes if they have a cat or a dog. Her results are…

A: To find the probability that a randomly selected student who has a dog given the student has cat :

Q: A chalk box contains 5 pink chalks and 4 white chalks. If three items are picked at random, assuming…

A:

Q: What is the probability of exactly two of the selected bulbs are rated 75-W? What is the probability…

A:

Q: About 10% of the population of a large country is hopelessly romantic. a) If two people are…

A: According to the provided data, the probability of any individual being hopelessly romantic is 10%,…

Q: and 3 are users of other drugs?(b) What is the probability that of 10 workers testing positive, all…

A:

Q: At Joe Cool University, 38% of all students have a pet dog, 51% have a pet cat, and 24% have both…

A: Let D=all students have a pet dogC=all students have a pet catP(D)=0.38P(C)=0.51P(D∩C)=0.24

Q: Of 100 students, 50 are taking Calculus, 43 are taking French, and 10 are taking both Calculus and…

A:

Q: What is the probability that the card you pick from a deck of 52 playing cards is a red ten or a…

A: The number of red ten cards is 2.

Q: Suppose you roll a six-sided die, with sides numbered 1, 2, 3, 4, 5, and 6, and with each number…

A: From the provided information, Total possible outcomes = 6 a) Total possible outcome rolling a…

Q: a) What is the probability that exactly two of the selected bulbs are rated 23-watt? b) What is the…

A: nCr=n!r!n-r!   6 lightbulbs are 13 watt,5 are rated 18 watt,6 are rated 23 watt. 3 bulbs are…

Q: We are told that 37%37% of students at a large university are minorities. If a student from this…

A:

Q: A card is to be randomly drawn from a standard deck of 52 playing cards. If event A is drawing a red…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: What is the probability that a child expected from a certain family will be: a.) a boy b.) a girl.…

A: In this case, we need to find the probability that a child expected from a certain family will be a…

Q: (a) What is the probability that exactly two of the selected bulbs are rated 23-watt? (b) What is…

A: AS PER POLICY I HAVE CALCULATED FIRST 3 SUBPARTS PLZ REPOST FOR OTHER PARTS here from given…

Q: Suppose you shuffle a deck of cards and set it down on the table. (c) What is the probability that…

A:

Q: At a certain college, there were 600 science majors, 200 engineering majors, and 400 business…

A: It is given that the number of science majors is 600, the number of engineering majors is 200 and…

Q: Suppose a card is drawn from a deck of cards. What is the probability that card is a red queen? 1/26…

A: Probability is the measure that used to determine the happening of an event. Probability takes…

Q: If two cards are randomly drawn from a standard 52-card deck, what is the probability that the first…

A: Case ( i ) Two cards are selected at random from a deck of 52 cards WITHOUT replacement. The first…

Q: 2. A committee consisting of four women and three men will randomly select two people to attend a…

A: Hi, you have posted multiple question. As per the guidelines i am obliged to answer only first part.…

Q: At a certain university, 5% of men are over six feet tall and 2% of women are over 6 feet tall.…

A: Given information: It was stated that 5% of men are over six feet tall. 2% of women are six feet…

Q: 3. A traffic control engineer reports that 75% of the vehicles passing through a check point are…

A: Given,n=5p=1-0.75=0.25A random variable X~Binomial(n=5 , p=0.25)P(X=x)=5x0.25x1-0.255-x ; x=0,1,...5

Q: 3) A class has five students. What is the probability that exactly two of the students were born on…

A:

Q: a. If a coin is tossed two times then what is the probability of two Heads? b. If a coin is tossed…

A: The probability of an event is defined as the chances of the occurrence, mathematically, of an…

Q: Given an urn containing three red, four green, and five yellow balls, if two balls are drawn from…

A: Give Information: Red = 3 Green = 4 Yellow = 5 Total balls = 12 Two balls are drawn from the urn…

Q: Tom,Dick and Harry have three deck of cards.If each of them pick pne card from their own deck at…

A: Given,  Tom,dick and Harry have three deck of cards. Each of them pick one card from their won deck.…

Q: 1. A city has 9 coffee shops: 3 Starbuck's, 2 Caribou Coffees, and 4 Crazy Mocho Coffees. If a…

A: Hint: The addition rule for any two mutually exclusive events X and Y states that the probability…

Q: (a) If two dice are rolled, what is the probability that the sum of the upturned faces will equal 7?…

A: The number of cases where the sum of upturned faces = 6 Total number of outcome = 36   The…

Q: In a certain community, 40% of the family have a pool in the backyard, 65% have kid(s) and 30% have…

A:

Q: If there are 2 green marbles, 5 blue marbles, and 3 red marbles in a black velvet bag. What is the…

A:

Q: In a group of n people, (a) what is the probability that two or more persons will have the same…

A: In a group of n people, We need to find the probabilities:- a). Two or more persons will have the…

Q: Around 10% of males are color BLIND. Find the probability that in a class of 4 males students, at…

A:

Q: If you flip 10 fair coins, what is the probability that: (a) Exactly 5 of them are “heads”? (b) At…

A:

Q: (a) What is the probability that all four calls are, in fact, emergencies? (b) What is the…

A: