Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is the probability that all five have a master’s degree?

Q: Out of the 125 children at summer camp, 45 signed up for swimming, and 38 signed up for arts and…

A: Given: Total students = 125 Students who signed up for swimming (S) = 45 Students who signed up for…

Q: A six-sided die, with sides numbered 1,2, 3,4,5, and 6, is tossed. What is the probability of…

A: Given the die has six faces numbered 1, 2, 3, 4, 5 and 6 The sample space, S= { 1, 2, 3, 4, 5, 6 }…

Q: Nine percent of the population has blood type B. If we choose 18 people at random, what is the…

A: Given,n=18p=0.09q=1-0.09=0.91Let X= no.of people have blood type B in a sample of 18…

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: Airlines report that 45% of its flights are on time.  In a random sample of 80 flights, what is the…

A: Given, Let A be the event of success that Airlines report of its flights are on time Random sample…

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

A: Independence of Events: Two events A and B with P(A), P(B) > 0, are said to be independent if,…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Solution: Let A be the  event that tourists in London go to Buckingham Place. and B be the event…

Q: In a large population, 51% of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability of selecting a person who has been vaccinated is 51% or 0.51 Number of observation = 5…

Q: In a Toyota factory, 137 out of 129,000 cars have faulty brakes. If 50 cars checked at random, what…

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Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

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Q: Fifty-three percent of all people in the US have at least some college education. If 20 people are…

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Q: In a small private​ school, 6 students are randomly selected from 14 available students. What is the…

A: no of ways selecting r items from n is C(n,r)

Q: What is the probability of drawing either a four or a black card from a standard deck of cards?

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Q: In a recent study, 65% of people surveyed indicate chocolate was their favorite flavor of ice cream.…

A: Given,n=11p=0.65Let X =no.of people name their favorite flavor of ice cream.X~Binomial(n=11 ,…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Given Information: Sixty percent of the tourists in London go to Buckingham Palace i.e., P(BP) = 60%…

Q: If you select one card at random from a standard deck of 52 cards, what is the probability that the…

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Q: In a recent study, 35% of people surveyed indicate chocolate was their favorite flavor of ice cream.…

A: It is given that 35% of the people surveyed indicate chocolate was their favourite flavour of ice…

Q: A fair coin is tossed four times. What is the probability of obtaining  A) Exactly one head?

A: The probability of getting head is   Let the R.V X denotes the number of heads and it follows the…

Q: In a small private school, 3 students are randomly selected from 11 available students. What is the…

A: Assume that all the 11 available students have different ages. S ne the sample space of selecting 3…

Q: A coach claims that no more than 1/4 of undergrad students will attend football games. What is the…

A: Central limit theorem: The central limit theorem states that the sampling distribution of the sample…

Q: In a small private school, 5 students are randomly selected from 12 available students. What is the…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: What is the probability of throwing a total of 8 or 11 in a single throw of a pair of dice?

A: GivenA pair of dice is thrownThe outcomes…

Q: If 11 seeds are planted, what is the probability that exactly 4 don't grow?

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Q: A baby born in 2011 is randomly selected. What is the probability that the baby was born in March?

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Q: Fifteen percent of the students at Central High take Spanish, 12% take French, and 4% take both. If…

A: SOLUTION-

Q: At a hot air balloon festival, Terrell made note of how many passengers were in each balloon and the…

A: We have to find out the probability for contingency table.

Q: About one-fifth of the population of a town has blue eyes. About two-sevenths of the population has…

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Q: Find the probability distribution for the number of dance collections when three collections are…

A: Given that, three collections are selected at random from a dance collection consisting of three Hip…

Q: What is the probability of selecting a 6 or a res card from a 52 card deck?

A: Solution:Total number of ways of drawing 1 cards from 52 cardsn(S)=52Let E = event of getting 1 card…

Q: What's the probability that none, one, two, three, or four puppies have pointy ears?

A: The Statspoodle, a German dog, can have pointy or floppy ears. Whether a Statspoodle has pointy or…

Q: A bag of candies has blue,green,yellow, and red candies in it. What is the probability of randomly…

A: Given that a bag of candies has blue, green, yellow and red candies in it. To find the probability…

Q: A high school choir has 42 members, of which 21 are tenors. What is the probability that a randomly…

A: We have given that,  Total number of members = 42 Total number of tenors = 21 Then,

Q: In a large population, 40 % of the people have been vaccinated. If 4 people are randomly selected,…

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Q: If Kyle were to randomly select a girl to explain why she likes the sport chosen, what is the…

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Q: About 8% of the US population catches the flu each season assuming everyone has equal probability of…

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Q: What is the probability of drawing a red 6, keeping it, then drawing another red 6 from a deck of…

A: A deck consists of 52 cards. No of red cards=26 P(drawing a red 6, keeping it, then drawing another…

Q: What is the probability of rolling a 3 on a six-sided die and a two-sided coin landing on heads?

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Q: In a small private​ school, 4 students are randomly selected from 14 available students. What is the…

A: Solution: Total number of available students n = 14 r =4

Q: In a business statistics class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys…

A: Given: The business statistics contains the 30 students that is present in the class. It mostly…

Q: Fifty-three percent of U.S. households have a personal computer. In a Random sample of 250…

A: It is an important part of statistics. It is widely used.

Q: In a deck of 52 cards, what is the probability of getting a hand of five cards and getting exactly…

A: The number of ways to select 5 cards from deck of 52 cards=C552=52!5!…

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 10 men are randomly​…

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Q: Suppose you select a letter at random from the word MISSISSIPPI. What is the probability of NOT…

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Q: What is the probability of randomly picking a 11 or 5 in one draw from a deck of ordinary playing…

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Q: In a small private school, 5 students are randomly selected from 14 available students. What is the…

A: Given that, 5 students are randomly selected from 14 available students.Here, we can use binomial…

Q: Sixty-three percent of U.S. households have a personal computer. In a random sample of 400…

A: Let p be the proportion of households have a personal computer. Given that p = 0.63 Let X denote the…

Q: In one town, 81% of all voters are Democrat. If two voters are randomly selected for a survey, what…

A: It is given that the percentage of voters are Democrat is 81%.

Q: c.What is the probability that an executive has not traveled internationally? d. If we had a random…

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Q: What is the probability of flipping a penny and a nickel and obtaining one head and one tail?

A: