The probability that if we choose 10 people randomly there are at least 2 smokers is 0.85. The probability that there are at most 2 smokers is 0.4. Find the probability that there are precisely 2 smokers.

Q: For this problem, assume that the committee contains 10 men and 5 women and that three are selected…

A: There are 10 men and 5 women. So total (10+5)=15 persons are there. We can pick any 3 persons from…

Q: Suppose that the probability that Bob will go downtown is  14%.  Now, also suppose that if Bob goes…

A:

Q: For this problem, assume that the committee contains 10 men and 8 women and that three are selected…

A: Given that, A committee consists of 10 men and 8 women Three members are selected at random for a…

Q: The probability of choosing a caramel from a certain bag of candy is 1/5 and the probability of…

A:

Q: Find the probability that in a randomly selected office hour, the number of student arrivals is 5.

A: Let X denote the number of students arrive in an office hour.

Q: The probability that a contractor gets an electric contract is 2/7 and that of his getting a…

A:

Q: There are black, blue, and white marbles in a bag. The probability of choosing a black marble is…

A: Let us denote:B=black and W=whiteAnd the number in the suffix will denote the orderGiven that…

Q: On the planet Kudzu, the probability that an animal is blue is 0.20. The probability that the animal…

A: Here Given On Kudzu Probability animal is Blue=P(B)=0.2 And  Probability that animal is Blue given…

Q: The probability that event A occurs is 1/5, the probability that event B occurs is  3/4 and the…

A:

Q: To play a certain board game, the players roll 3 six-sided number cubes. The probability that the…

A: Probability,p= 7/72 So q= 1-p= 1-(7/72)= 65/72  n= 648 X~ binomial (648,7/72)

Q: What is the probability the individual you select will be a teenager or an adult? show solution

A: here given, Suppose you are going to randomly sample 1 individual from a population of 130 people…

Q: If the probability of Ali and Hamad winning in a competition is 0.37 and the probability of losing…

A: It is given that the   probability of Ali and Hamad winning in a competition is 0.37 i.e. P(Ali and…

Q: The probability that s student owns a car is 0.65, and the probability that a student owns a…

A: The following solution is given below:

Q: The probability that a man will be alive in 25 years is 3/5, and the probability that his wife will…

A:

Q: The probability that a provincial bus departs on time is 0.4; the probability that it arrives on…

A: Solution

Q: or this problem, assume that three students are chosen from 3 freshmen, 7 sophomores, and 5 juniors.…

A: GIVEN DATA : Number of Freshmen, Sophomores & juniors are 3,  7 & 5 respectively.        TO…

Q: The probability that a student owns a car is 0.7. The probability that a student owns a computer is…

A: Given: Probability of student owns a car, P(A)=0.7 Probability of student owns a computer, P(B)=0.67…

Q: In a large population, 54% of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that 54% of the people have been vaccinated. There are 3 people in the study. That is, n=3 and…

Q: Suppose that the probability that Bob will go downtown is  45%.  Now, also suppose that if Bob goes…

A: Given, Suppose that the probability that Bob will go downtown is  45%.  Now, also suppose that if…

Q: A couple is planning to have 6 children. If the true probability of a baby girl being born is 0.521,…

A:

Q: The probability that a student will matriculate is 0.4. Find the probability that out of 5 students…

A:

Q: From a group of 6 people, you randomly select 2 of them. What is the probability that they are the 2…

A: As there is a total of 6 people and we have to select randomly 2 people. 2 persons from 6 can be…

Q: For this problem, assume that the committee contains 7 men and 9 women and that three are selected…

A:

Q: A committee of 5 persons is to be selected randomly from a group of 5 men and 10 women. (a) Find the…

A: Given that there are 5 men and 10 women. So total (5+10)=15 people.   We can select any 5 people in…

Q: The probability that Isganan will prepare for the race is 0.4, the probability he will win the race…

A: Let the event that he will prepare for the race be denoted by A and event that he will win the race…

Q: 3. If the probability that a man shoots a bird is 0.7, find the probability that he: (a) will hit at…

A:

Q: For this problem, assume that three students are chosen from 2 freshmen, 4 sophomores, and 4…

A: Given that three students are chosen from 2 freshmen, 4 sophomores, and 4 juniors.

Q: Suppose that an incubator contains 200 eggs. The probability that a hatching egg will contain a…

A: Given : X = Number of female chick hatch. n = 200 p = 0.5 q=1-p=0.5 X~Binomial(n=200,p=0.5) Here,…

Q: The probability that if we choose 10 people randomly there are at least 4 smokers is 0.1209. The…

A:

Q: In a large population, 65% of the people have been vaccinated. If 4 people are randomly selected,…

A: Given: Sample size (n) = 4 Probability of success (p) = 0.65 Formula: Let "X" be the large…

Q: suppose that 90% of students take math, 20% of students take chemistry and 15% take both. select a…

A:

Q: A comment of 2 people is to be chosen from 8 women and 6 men. What is the probability at least one…

A: Given Data: The number of people required in the community is: N=2  people The number of women…

Q: Suppose you have an .95 probability of making a single free throw and to make the basket ball team…

A: The binomial probability distribution is, PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: Suppose that you have a barrel with 6 apples and 6 oranges in it. If 3 fruits are selected, what is…

A: The required probability is, 9/22  The detailed solution is as follows below:

Q: The probability that a student passes mathematics is 2/3 and the probability that he passes biology…

A:

Q: Ifa number is selected at random from each sets {1,2,3} and {3,4,5}, what is the probability that:…

A: Given sets : 1,2,3  and  3,4,5 Number of elements in both sets = 3.  So, total number of outcomes =…

Q: In a game where only one player can win, the probability that Jack will win is 1/2 and the…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment. If…

Q: The probability that a married man watches a certain television show is ø.4 and the probability that…

A: Conditional probability formula : P(A|B) = P(A n B) /P(B)

Q: Suppose that a family has 4 children.​ Also, suppose that the probability of having a girl is 12.…

A:

Q: For this problem, assume that three students are chosen from 3 freshmen, 5 sophomores, and 3…

A:

Q: The probability that if we choose 10 people randomly there are at least 2 smokers is 0.4557. The…

A: Given Data: Let X represent the random variable n=10   P(x>=2)=0.4557 P(x<=2)=0.8202

Q: For this problem, assume that the committee contains 7 men and 10 women and that three are selected…

A:

Q: Suppose that the probability that it will rain tomorrow is 5% and the probability that the football…

A: Given that P(Rain tomorrow) = 5% = 0.05 P(Team play the game / It is rain) = 80% = 0.8

Q: For any married couple who are members of a tennis club, the probability that the husband has a…

A: Let H denotes Husband and W denotes Wife. Given: PH=0.4PW=0.5PH|W=0.8 The probability that both of…

Q: Suppose that the population is 1000 people and the probability of cat people is 25% if we take a…

A:

Q: Find the probability that in a family of 4 children there will be (a) at least 1 boy and (b) at…

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Q: The probability of selecting a number less than 100 is 0.7, the probability of selecting an even…

A:

Q: and 20 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find…

A: The jar has 20 red marbles and 20 blue marbles. The total number of marbles are 40. To find the…

Q: The probability that a regularly scheduled flight departs in time is 0.83, the probability that it…

A: Given: The probability that a regularly scheduled flight departs in time is 0.83 The probability…