A dart-thrower can hit the bulls-eyes 65% of the time. If he throw 12 darts, find the probability of hitting the bulls-eye: A)exactly 8 time B)no more than 8 times C)at least 8 times

Q: The probability of student success in statistics is 0.4, and the probability of success in math is…

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Q: Find the probability of at least 2 female visitors in 17 visitors to Mt. Rainier National Park.…

A: The provided information are: Probability of success (p) = 0.5 Number of trials (n) = 17

Q: Assume that you select 4 coins at random from 11 coins: 5 dimes and 6 quarters. What is the…

A: It is been asked to find the probability that all of the coins selected are dimes using the given…

Q: At a members-only club, 58% of the members play poker and drink whiskey and 77% play poker. If a…

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Q: The probability of drawing a red marble from a sack of marbles is . Which set of marbles could the…

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Q: Assume that there are 13 board members: 7 females, and 6 males including Simeoni. There are 5 tasks…

A: 1) Given that there are 13 board members in which 7 females and 6 males including Simeoni. There are…

Q: Assume that you select 2 coins at random from 8 coins: 3 dimes and 5 quarters. What is the…

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Q: Find the probability of at least 2 female visitors in 19 visitors to Mt. Rainier National Park.…

A: Given that male and female visitors are equally likely. That is, P(male)=P(female)=1/2=0.5 Let us…

Q: flipping

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Q: Find the probability of at least 2 female visitors in 16 visitors to Mt. Rainier National Park.…

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Q: Let the probability of success in shooting player A is 1/4, and the probability of success in…

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Q: placekicker in pro football has a 77% probability of making a field goal over forty yards on each…

A: Given: Each attempt that is made to field goal is independent. The team will win if a goal is made…

Q: 84% of all the field goals he kicks during in-season games. Assume each kick is independent of the…

A: Let X be the random variable from binomial with probability (p) = 84% = 0.84 and sample size (n) =…

Q: In a population where 25% of voters prefer Candidate A, an organization conducts a poll of 1616…

A: P(prefer candidate A) = 0.25 n = 16 voters P(0 of 16 will prefer candidate A) = ?

Q: In a dance class, there are 20 females and 25 males. Fifteen are dancers from G-Force. Eight of the…

A: Given information: n(F)=20n(M)=25Total=45n(G-Force)=15n(M∩G-Force)=8 Find: P(F∪G-Force)=?

Q: In a statistics class of 42 students, there were 11 men and 31 women. Six of the men and seven of…

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Q: A spinner board consists of six equal parts number 1 to 6. The spinner is spun twice. Find the…

A: There are total 6 equal parts in spinner, from 1 to 6.

Q: A physics class has 50 students. Of these, 18 students are physics majors and 16 students are…

A: From the given information, total number of students n(S) = 50. Number of physics majors n(Physics)…

Q: Calculate the probability of 3 heads in 5 tosses of a coin, where r is the number of heads…

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Q: Three coins are tossed. Find the probability of getting at least two head

A: Given Three coins are tossed

Q: The probability of being dealt a hand containing 3 spades, 4 hearts, 2 diamonds, and 2 clubs is.…

A: Here use hypergeometric distribution

Q: Five coins are thrown. Determine the probability of getting three Tails.

A: Let p be the probability of getting tail. Then p = 0.5 Let X denote the number of tails in throwing…

Q: Ten coins are thrown simultaneously. Find the probability of getting at least seven heads.

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Q: Assume that there are 15 board members: 10 females, and 5 males including Joe. There are 2 tasks to…

A: Given information: According to the given information, the total number of board members is n(S) =…

Q: At a sports camp, it was found that 80% of students play soccer, 71% of students play baseball, and…

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Q: A coin is tossed 3 times. The probability of getting exactly two heads is

A: Here given that A coin is  tossed 3-times

Q: Three balls are selected randomly from a bag containing 4 red balls and 7 blue ones. Find the…

A: From the provided information, Red balls = 4 Blue balls = 7 Total balls = 11

Q: A drunken man who has n keys wants to open the door if his office. He tries the keys at random, one…

A: Given The total number of keys =n The unsuccessful keys are eliminated and one by one keys are tried…

Q: There is a survey having only 2 options(yes/no).The survey has 7 questions and the person answering…

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Q: The probability that visiting particular doctor results in neither ECG or  an X-ray is 35%. Of all…

A: Given: P(X-ray ) = 30% = 0.30 P(ECG) = 40% = 0.40 P(Neither ECG nor X ray) = 35% = 0.35

Q: A bag has 12 different-colored marbles: 4 green, 5 blue, 1 yellow, and 2 orange. You draw a marble…

A: Given that,  4 green, 5 blue, 1 yellow, and 2 orange Marbles.  Total number of marbles = 4+5+1+2 =…

Q: A minesweeper uses a robot to check two routes (A or B) for mines. The probability that the robot…

A: Solution

Q: In a population where 34%34% of voters prefer Candidate A, an organization conducts a poll of 1010…

A: Let, X= number of voters who will prefer candidate A. Given that the probability of voters who…

Q: Ten coins are thrown simultaneously. Find the probability of getting at least seven heads.

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Q: The odds against chip beating his friend in a round of golf are 3:1. Find the probability that chip…

A: The objective of this question is to find the probability of Chip beating his friend in a round of…