A city fire department has three fire trucks that operates independently. The probability that a specific truck is ready when needed is 0.82. What is the probability that at most 2 trucks are available when needed? 0.45 0.44 0.91 None of the choices

Q: 5. At Jaxlyn's Garage, 200 cars were inspected and repaired. There were 92 cars that needed new…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes of the…

Q: Of the drivers who stop at a gas station, 91% purchase gasoline, and 5% purchase both gasoline and…

A: Given : Of the drivers stopping at a gas station, 91% purchase gasoline, 5% purchase both gasoline…

Q: A box contains balls: 3 red, 4 blue, and 5 yellow. A ball is hen randomly picked. What is the…

A: Note- Since you have asked multiple questions, we will solve the first question for you. If you want…

Q: Your factory has seven safety systems. During an emergency, the probability of any one of the safety…

A: Given data: p = 0.06 n = 7 To find: The factory will be in danger if more than four safety systems…

Q: The HOD asked the professor to show him 4 answer books without "A", The professor complained that he…

A: The probability of the event is,   probability=Number of ways to event occurTotal number of possible…

Q: Of the recent customers at Burger Haven, 2 wanted cheese on their burgers and 14 did not. What is…

A:

Q: John has four bottles: cola, root beer, ginger, orange drinks. He chooses three of these for a…

A: Let, C=cola R=root beet O=orange    Sample set={CR, RC, CO, OC, RO, OR}  n(S)=6

Q: A study contains 31 women and 24 men. If 3 subjects are randomly selected without replacement, what…

A: Solution-: We have, Number of women =31, Number of men =24            Total number of persons (Women…

Q: What is the probability that two parents having children will have three girls and no boys?   0%…

A: Solution-: We find, P( two parents having children will have three girls and no boys )=?

Q: A class in Engineering Data Analysis consists of 6 women and 4 men. Their grades are calculated, and…

A:

Q: What is the probability that John's cookie contains 3 raisins?

A: Alice bakes chocolate raisin cookies in batches of 150. She puts 450 raisins into the dough. When…

Q: A manufacturer produces switches and experiences that 2% switches are defective. The probability…

A: Given: p(defective switches) = 0.02 n = 60

Q: You conduct a poll comparing two candidates. In a poll of 400 people, 190 prefer candidate A, and…

A: Given that Total number of people in poll = 400Total number of candidates prefer candidate A =…

Q: 4. Tom has a dollar's worth of dimes and a dollar's worth of nickels in his pocket. a. What is the…

A: 1 dollar has total of 10 dimes and  1 dollar has total of 20 nickels Probability = event in…

Q: A small bag of skittles has 8 red, 9 blue, and 3 green candies. A box of chocolates has 4 cherry, 10…

A:

Q: It has been reported that 3% of all cars on the highway are traveling at speeds in excess of 70 mph.…

A: 3% of all cars on the highway are travelling at speeds of excess 70 mph. Hence probability that a…

Q: (a) What is the probability that the receiver gets a 0? (b) If the receiver gets a 0, what is the…

A: Let us define some events A : the system transmits 0. B : the system transmits 1. E : the receiver…

Q: 10 A bag contains 4 red and 5 green marbles. A child grabs 2 marbles without looking. What is the…

A: Note: As per Bartleby Rule, only one question should be solved at a time, so kindly post other…

Q: A teacher asks a class of 41 students about the sports they like. 17 of the students like tennis, 34…

A: First you will represent the given information in the form of a Venn diagram to make things simpler

Q: In a bowl with 24 pieces of candy in it, 75% of the pieces contain chocolate and the other 25% are…

A: Proceed as shown below...

Q: As you shop for dog treats, a seller advertises that 95% of veterinarians recommend their treats.…

A: The probability distribution function of binomial distribution is: Where, n = sample size, x =…

Q: Approximately 20% of the US population smokes cigarettes. A local government believed their…

A: Given data: The given percentage of the US population who smoke cigarettes are p=20%=0.20. The…

Q: A bag has 5 red marbles and 4 green marbles.   A blindfolded person reaches into the bag, draws out…

A: The probability for selecting a red marbles is 5/(5+4)=5/9The probability for selecting a green…

Q: In a deck of 52 cards, what is the probability of getting King and Jack in two consecutive raws A.…

A:

Q: Marley picks out a marble from a bag with 15 red marbles, 10 blue m and 18 vellow marbles What is…

A: There are 15 red marbles 10 blue marbles  18 yellow marbles therefore total number of marbles is 43…

Q: B. 80% of people who have sports cars are men, if 10 sports car owners are randomly selected, find…

A:

Q: Chris buys a bag of cookies that contains 9 chocolate chip cookies, 5 peanut butter cookies, 7 sugar…

A: There are total (9+5+7+8)=29 cookies in the bag.  Since she is eating the first cookie so this event…

Q: A computer technician notes that 40% of computers fail because of the hard drive. If he repairs many…

A: random variable X number of trials at which first success occurs. X~geometric(p)  where…

Q: A recent survey found that 24% of people in Michigan like oatmeal. If the probability that someone…

A:

Q: An aquarium at a pet store contains guppies (25 females and 8 males) and 36 tetras (14 females and…

A: Given data is shown in the table   female male total guppies 25 8 33 tetras…

Q: A bag of Skittle’s contains 14 red, 16 yellow, 8 green, and 12 orange Skittle’s. What is the…

A: Total skittle's in bag: 50 Let D be the chance that randomly selected candy is orange:…

Q: Of the drivers who stop at a gas station, 92% purchase gasoline, and 5% purchase both gasoline and…

A:

Q: 2) In Europe, 86% of all households have a television. 52% of all households have a television and a…

A:

Q: At an amusement park basketball game, you earn a large prize for making 3 baskets, a medium prize…

A:

Q: An Elementary school club has 6 boys and 8 girls. If a committee of 5 officers is selected, find the…

A: Total number of committees possible=C145=2002 PExactly 3 girls=No of committees containg exactly 3…

Q: On each turn of the knob, a gumball machine is equally likely to dispense a red, yellow, green or…

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

Q: In a classroom of 20 students, 70% of them have brown eyes. If a teacher picks two students at…

A: solution.

Q: Ashley conducted an experiment to see which one of her friends has the best sense of smell. She…

A:

Q: The guidance department has reported that of the senior class, 2.3% are members of Key Club, K, 8.6%…

A:

Q: Thirty-five percent of the people who own cellphones use their phones to send and receive text…

A:

Q: A quality engineer selects 3 iPods from a box that contains 20 iPods of which 3 are defective. What…

A: Given that 17 - non defective 3 - defective 20 - total p ( first is not defective and others are…

Q: A newspaper sports reporter has a 58% accuracy for predicting the winners in NHL hockey games. A…

A: Given that A newspaper sports reporter has a 58% accuracy for predicting the winners in NHL hockey…

Q: A pharmaceutical company claims that a drug is effective in treating 90% of people having severe…

A: Given P=0.9 q=0.1 n=6 x=5

Q: Three unbiased coins are tossed. What is the probability of getting at most two heads?

A:

Q: A teacher asks a class of 45 students about the sports they like. 20 of the students like tennis, 33…

A: Let us denote  T=Tennis B=Baseball   Given that n(T)=20, n(B)=33, n(T and B)=n(T∩B)=14 We draw a…

Q: In a cafe, there are 9 turkey sandwiches, 5 roastbeef sandwiches, and 3 ham and cheeses. If a…

A:

Q: In a school 30% of students like ice cream and of those who like ice cream, 10% like cake. What is…

A: Define following two events:   A: a student likes ice cream B: a student likes cake.    Following…

Q: rom a class of 30 students in which 18 are girls. Find the probability of choosing boy

A: To find the probability of choosing a boy.

Q: 2) In Europe, 86% of all households have a television. 51% of all households have a television and a…

A: The probability that a household has a VCR given that it has a television is 0.59