Thirteen of the 100 digital video recorders (DVRs) in an inventory are known to be defective. What is the probability that a randomly selected item is defective? The probability is (Type an integer or a decimal. Do not round.)

Q: What is the probability of rolling a 3 on a number cube and choosing a heart from a deck of cards?

A: Recall:  P(A and B)=P(A∩B)=P(A)×P(B)

Q: A student is selected at random from a group of 200 students. In which 135 take math, 85 take…

A: Given data: Total number of students =200 Number of students who took Math = 135 Number of students…

Q: There are 25 red balls, 7 green balls, and 9 white balls in a bag. If you reach into the bag and…

A: Given  There are 25 red balls, 7 green balls, and 9 white balls in a bag   Total ball = 25 + 7 + 9…

Q: Last year, 1,460 calculators were returned to the manufacturer. If 83,000 were produced, assign a…

A: Given: Total number of calculators produced=83,000 Number of calculators returned=1460

Q: Thirty students took a calculus exam. Of the students who passed the exam, 8 students earned an A, 9…

A:

Q: suppose that 64% of people own dogs. If you pick two people at random, what is the probability that…

A: Solution: Given information: Let A be the event that people having own dog P(A)= 0.64

Q: Construct a frequency distribution table for the following data: The number of hours spent by ten…

A: Construct a frequency distribution table for the following data: The number of hours spent by ten…

Q: Four green disks, five purple disks, six yellow disks, and seven white disks are placed into a…

A:

Q: 13% of US residents are in their 30s. consider a group of 9 US residents selected at random. find…

A: It is given that the 13% of US residents are in their 30s i.e. the prob. that US residents are in…

Q: What is the probability that a randomly chosen ball is divisible by 2 or 7?

A: There are 50 balls numbered from 1 to 50.

Q: Forty-nine percent of people in a certain country like to cook and 56% of people in the country like…

A: Let us denote C=cooking S=shopping Given that P(C)=49%=0.49 P(S)=56%=0.56 P(C and S)=21%=0.21

Q: A cookie is selected at random from a basket containing 27 peanut butter ​cookies, 16 caramel…

A: Given info: The basket contains 27 peanut butter ​cookies, 16 caramel ​cookies, 11 sugar ​cookies,…

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: A machine produces 10 per cent defective items. Ten items are selected at random. Find the…

A: From the provided information, A machine produces 10 per cent defective items that is p = 0.10…

Q: A person wrote n letters, sealed them in envelopes and wrote the different addresses randomly on…

A:

Q: Eighteen of the 100 digital video recorders (DVRs) in an inventory are known to be defective. What…

A: According to the given information, we have Total number of video recorders = 100 Number of…

Q: he 16 members of the Visual Arts council are seated for a presentation.  Determine the probability,…

A: The 16 members of the Visual Arts council.They are seated for a presentation.The objective is to…

Q: Of the cartons produced by a company, 9% have a puncture, 3% have a smashed corner, and 1.2% have…

A: Given that, P(have a puncture) = 9% P(have a smashed corner) = 3% P(have a puncture and a smashed…

Q: According to the National Highway Traffic Safety Administration, 83% of Americans used seat belts…

A: In this question it has given that,Probability (that Americans use seat belt belts regularly) =…

Q: 77% of all students at a college still need to take another math class. If 38 students are randomly…

A: Given data, n=38 p=77%=0.77 P(X=30)=?

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

A:

Q: Twelve of the 50 digital video recorders (DVRS) in an inventory are known to be defective. What is…

A: P(defective) = Number of defective/Total

Q: It is believed that 20% of music teachers in New York own a car. 16 music teachers from New York are…

A:

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

A: Given information- Given problem is of binomial distribution. Probability of success, p = 0.53 No.…

Q: Twenty-six of the 100 digital video recorders (DVRS) in an inventory are known to be defective. What…

A: From the provided information, Twenty six of the 100 digital video recorders in an inventory are…

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

A:

Q: Of the cartons produced by a company, 3% have a puncture, 5% have a smashed corner, and 0.4% have…

A: Given that , cartons produced by a company, 3% have a puncture, 5% have a smashed corner, and 0.4 %…

Q: 63% of all students at a college still need to take another math class. If 50 students are randomly…

A: Since it is a multiple part question; only 1st 3 parts are answered.

Q: Five cards are drawn randomly from a standard deck of 52 cards. Determine the probability that…

A: Total no.of cards in a standard deck of cards = 52 No.of ace cards = 4 Consider that five cards are…

Q: 64% of all Americans are home owners. If 41 Americans are randomly selected, find the probability…

A:

Q: Five cards are drawn randomly from a standard deck of 52 cards. Determine the probability that…

A: Obtain the probability that exactly 3 of these cards are Aces.   The probability that exactly 3 of…

Q: Seventeen of the 200 digital video recorders (DVRs) in an inventory are known to be defective. What…

A: Given 17 of the 200 digital video recorders (DVRs) in an inventory are known to be defective

Q: Ten of the 100 digital video recorders (DVRS) in an inventory are known to be defective. What is the…

A: Given that in total of 100 digital video recorders 10 are defective. Let the probability of…

Q: A group of people were asked if they had run a red light in the last year where 376 responded "yes,"…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: An opaque bag contains 16 yellow marbles and 22 teal marbles. If two marbles are randomly chosen…

A: Answer: From the given data, number of yellow marbles = 16 number of teal marbles = 22 Total number…

Q: Of the cartons produced by a company, 8% have a puncture, 7% have a smashed corner, and 1.2% have…

A:

Q: Of the cartons produced by a company, 9% have a puncture, 7% have a smashed corner, and 0.9% have…

A: From the given information we find the probability.

Q: A shipment of 60 inexpensive digital watches, including 6 that are defective, is sent to a…

A:

Q: Suppose that 68% of people own dogs. If you pick two people at random, what is the probability that…

A: According to the provided information, 68% of people own dogs.

Q: Nineteen of the 100 digital video recorders (DVRS) in an inventory are known to be defective. What…

A: Given that  Number of Defective digital video recorders = 19 Total video recorders (n) = 100   We…

Q: Of the cartons produced by a​ company, 9​%have a​ puncture, 3​% have a smashed​ corner, and 0.5​%…

A: Given : Let A : Cartons has a puncture P(A) = 9% = 0.09 Let B : Cartons has a smashed corner P(B) =…

Q: A local high school only has two sports teams with a total of 297 students on sports teams: a…

A: Let us denote : A=base ball team B=basketball team   Given that n(A)=106, n(B)=134, n(A and B)=57…