A history class is comprised of 8 female and 7 male students. If the instructor of the class randomly chooses 8 students from the class for an oral exam, what is the probability that 3 female students and 5 male students will be selected? Round your answer to 3 decimal places. (If necessary, consult a list of formulas.)

Q: If a seed is planted, it has a 80% chance of growing into a healthy plant. If 8 seeds are planted,…

A: From the provided information, If a seed is planted, there is 80% chance of growing into a healthy…

Q: In a large population, 66 % of the people have been vaccinated. If 3 people are randomly selected,…

A:

Q: At a local college, 276 of the male students are smokers and 414 are non- smokers. Of the female…

A: The probability that both are non-smokers is obtained below: From the given information, The number…

Q: A history class is comprised of 4 female and 8 male students. If the instructor of the class…

A:

Q: The number of eligible voters in Riverdale total to 1285, but only 402 are registered. What is the…

A: Probability is defined as the total number of favorable cases of an event divided by the total…

Q: In a large population, 64% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: An online quiz has 10 True or False questions. What is the probability that a student got exactly…

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Q: A history class is comprised of 9 female and 4 male students. If the instructor of the class…

A:

Q: A history class is comprised of 3 female and 9 male students. If the instructor of the class…

A: Given:- female students =3 male students =9 total students = 3+9 = 12   5 students are randomly…

Q: In a large population, 57 % of the people have been vaccinated. If 5 people are randomly selected,…

A: We have given that  Sample size n= 5 Success of probability p=57%=0.57 X~binomial ( n ,p)

Q: Every morning Sheldon pesters his friends to give him a lift to work. The probability that he will…

A: Given  p= 0.7 n  = 5

Q: The Philippine Institute of Volcanology and Seismology (PHIVOLCS) records an average of 20…

A: Givenan average of 20 earthquakes a dayλ=20 earthquakes a day x~poisson(λ=20)P(X=x)=e-λ×λxx!    ;…

Q: If two dice are thrown, what is he probability that the number on the first die is less than the…

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Q: An urn contains 10 orange balls and 5 yellow balls. If Juan chooses 9 balls at random from the urn,…

A: We have to find given probability.

Q: Find the indicated probability. Round to the nearest thousandth.In a blood testing procedure, blood…

A: The probability that individual sample test is negative is, Pn=1-0.11=0.89

Q: An urn contains 5 red balls and 9 yellow balls. If Vince chooses 6 balls at random from the urn,…

A: It is given that Number of red balls = 5 Number of yellow balls = 9 Total = 14 Sample size = 6 The…

Q: A history class is comprised of 10 female and 3 male students. If the instructor of the class…

A: Given that the information  Number of female students =10 Number of Male students=3 Total =17 we…

Q: A virologist vaccinates a few mice one at a time with a virus until he finds 3 that have contracted…

A: Negative Binomial Distribution: If we have a sequence of trials each having two outcomes, say…

Q: A football player scores 2 goals out of every 3 penalty kicks. If we ask him to take 4 penalty…

A:

Q: In a large population, 57 % of the people have been vaccinated. If 3 people are randomly selected,…

A: It is given that 57% of the people have been vaccinated. A sample of 3 is considered. At least one…

Q: The record of weather station shows that out of the past 300 consecutive days, its weather forecasts…

A:

Q: Two different people, acting independently, had to pick a number between 1 and 11, inclusive. What…

A: given data 2 persons acting independently, pick a number between 1 and 11 inclusive p(they had…

Q: If you roll a 10 sided die 8 times, what is the probability that a 9 will be rolled 2 times? Round…

A: This a binomial distribution. The problem is solved using the probability distribution function of…

Q: In a large population, 52 % of the people have been vaccinated. If 3 people are randomly selected,…

A: P(vaccinated) =p = 0.52 P(not vaccinated) = 1-0.52 = 0.48

Q: An urn contains 6 red balls and 5 green balls. If Tim chooses 9 balls at random from the urn, what…

A: From the provided information, Urn contains 6 red balls and 5 green balls. Total balls = 6 + 5 = 11

Q: If you roll a die twice, what is the probability that you get two sixes in a row?

A: Obtain the probability that you get two sixes in a row. The probability that you get two sixes in a…

Q: A phone company reports that 52 % of its customers subscribe to their high-speed internet service.…

A:

Q: A history class is comprised of 10 female and 7 male students. If the instructor of the class…

A: Given, No of female students=10 No of Male students=7 Total students=17   If instructor wants to…

Q: A dice is rolled 2 times. What is the probability of showing a 6 on every roll?

A: When a die is rolled there are 6 possible outcomes that is 1,2,3,4,5,6. Similarly the dice is rolled…

Q: A jury consists of 4 people selected from a jury pool consisting of 5 Men and 6 Women. What is the…

A:

Q: The average number of cars arriving at a drive-thru fast food restaurant is 3 in ten minutes, what…

A: GivenAn average no.of cars arriving at a drive-thru fast food restaurant is 3 in tenminutesλ=1.5 for…

Q: A history class is comprised of 3 female and 4 male students. If the instructor of the class…

A: Given,   Number of female = 3 Number of male = 4   Total = 7   The objective is to find the…

Q: A supermarket is selling different types of soft drinks (Cola, 7up, fanta, Sprit, Fayrouz). If you…

A: Given : Number of cans = 60

Q: According to a survey, the probability that a family owns 2 cars if its annual income greater than…

A:

Q: In a large population, 56 % of the people have been vaccinated. If 3 people are randomly selected,…

A: P(vaccinated) =p = 0.56 P(not vaccinated) = 1-0.56 = 0.44

Q: An exit poll during a recent election revealed that 55% of those voting were women and that 65% of…

A: P(A|B) = P(A∩B)P(B)

Q: An urn contains 7 yellow balls and 4 white balls. If Juan chooses 7 balls at random from the urn,…

A: Given,no.of yellow balls=7no.of white balls=4total no.of balls=11

Q: A die is rolled twice. What is the probability of showing a 5 on the first roll and an even number…

A: When a die is rolled twice,  There are 6 outcomes (1,2,3,4,5,6) on the first roll and 6 similar…

Q: Last week, a flower delivery business conducted a survey on customer happiness. They found that 69%…

A:

Q: A history class is comprised of s female and 6 male students. If the instructor of the class…

A: Given: Number of females = 8 Number of males = 6 Total number of students = 8+6…

Q: If you roll a die once, what is the probability that you will get a 4 or less? Round off your answer…

A:

Q: In a large population, 67 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Let us denote X=the number of people who have been vaccinated n=sample size= 4 p=probability of…

Q: An urn contains 10 white ball and 7 green balls. If Sam chooses 11 balls at random from the urn ,…

A:

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 12 seeds are planted,…

A:

Q: In a blood testing​ procedure, blood samples from 5 people are combined into one mixture. The…

A:

Q: A baseball player has a batting average of .211 (in other words, he gets a hit 21.1 % of the time…

A:

Q: In a large population, 68 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that, 68% of the people have been vaccinated. Probability, p = 68% = 0.68 Sample size, n = 3

Q: In a large population, 53% of the people have been vaccinated. If 4 people are randomly selected,…

A: Given data The Probability of people being vaccinated is, p = 0.53 The No of people randomly…

Q: A history class is comprised of 8 female and 6 male students. If the instructor of the class…

A: Given: Number of females = 8 Number of males = 6 Total number of students = 8+6…

Q: Between the hours 2 P.M. and 4 P.M., the average number of phone calls per minute coming into the…

A: Average number of phone calls coming into the switchboard of a company , λ =  2.35 It represents a…