Given that a person bought a hybrid vehicle, what is the probability that it was a truck?

Q: It was estimated that 30% of all seniors on a campus were seriously concerned about employment…

A: Let us denote: E=seriously concerned about employment prospects G= seriously concerned about grades,…

Q: A campus program evenly enrolls undergraduate and graduate students. If a random sample of four…

A:

Q: The local nursery is waiting for its spring annuals to be delivered, and 20% of the plants ordered…

A: Here, p is 20% and n is 120.

Q: A record-store owner assesses customers entering the store as high school age, college age, or…

A:

Q: Out of 10 cars in a car sales service, the air conditioner is defective. For a company that buys 4…

A: Given that Total number of cars = 10  Number of Defective car = 1

Q: A cell phone company found that 75% of all customers want text messaging on their phones, 80% want…

A: Given: Let's say that the total population is 100. Number of people want messaging is 75 Number of…

Q: A supplier has 200 compact discs,of which 10% are known to be defective. If a music store purchases…

A: 10% of 200 discs are defective.  So, 10% of 200=0.10x200=20 20 discs are defective and (200-20)=180…

Q: A recent poll found that 30% of those surveyed are worried about aggressive drivers on the road. If…

A:

Q: A record-store owner assesses customers entering the store as high school age, college age, or…

A: A) Probability of the randomly chosen customer entering the store will make a purchase is…

Q: The Web site for a specialty clothing retailer receives 1,000 hits on a particular day. From past…

A: As per given information: The Web site for a specialty clothing retailer receives 1,000 hits on a…

Q: In a given​ year, 1,895,051 males and 1,792,212 females were born in a certain country. If a child…

A: Given Data: The number of males born is: n(M)=1895051 The number of female born is: n(F)=1792212 The…

Q: a. What is the probability that a randomly selected order was placed online?   b. If a person placed…

A:

Q: At a tune-up and brake repair shop, the manager has found that a car will require a tune-up with…

A: A= Tune up B= Repair job

Q: Seven of the 15 campus police officers available for assignment to the auditorium in which a local…

A:

Q: If an insurance sales representative has a 0.20 probability of making a sale on every call, what is…

A: Given that n = 6,p =0.20 Find P ( x >=2 ) = ?

Q: A survey of new Toyota Corolla owners has shown that during the first year of ownership, 11% of…

A: x = no. of time needs repair in a year x p(X) 0 0.75 1 0.11 2 0.10 >=3 0.04

Q: The air conditioner of 2 out of 10 cars in a car dealership is faulty. For a company that buys 4 of…

A: Giventhe air conditionerof 2 out of 10 carsis…

Q: According to a recent​ report, 30​% of new businesses in 2013 were started by women and 70​% of new…

A: Given that P(new business women) = 0.3 P(new business men)=0.7 P(above 50,000) /new business women)…

Q: a man is dealt with four diamond cards from an ordinary deck of 52 cards. If he is given five more…

A: A standard deck of cards has four suites: hearts, clubs, spades, diamonds Each suite has 13 cards:…

Q: In a city, 28% of new cars were stolen within one year of purchase. Suppose two new cars were…

A:

Q: As part of a promotional campaign, a store is offering a free Fitbit with the purchase of the new…

A: Let A denote the event that iPhone are faulty  Let B denote the event that Fitbits are faulty The…

Q: In a certain country, 47 percent of the population are on a strict diet. In a sample of 20…

A: Let p be the probability that an individual is on a strict diet. Given that p = 47% = 0.47 Let X…

Q: A company receives 65% of its orders over the Internet. Within a collection of 18 independently…

A: Given data, n=18 p=65%=0.65 P(X≤4)=?

Q: 47 percent of students who made a resolution of passing college with high GPA achieved their…

A: Given that, n =155, p =0.47 The values of mean and standard deviation are,

Q: On any given work day, Lillian notices that as she’s driving to school, she is first stopped by a…

A: Let T denote Train and R denote Red light. Given: PR=0.70PT=0.40 Stopped by red light and train are…

Q: In a certain science degree program, 25 percent of the students failed their mathematics exam, 15…

A:

Q: On average, under standard inspection, one in every 100 slaughtered chickens passes state inspection…

A: It is given that an average, one in every 100 slaughter chickens passes state inspection, even…

Q: Police records show that for a certain area in Arendale, when the driver of a car double parks, 60%…

A: Let X be the number of not allowed towed away  Let p be the probability of towed away=0.6  q be the…

Q: 2.  In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people…

A: Given data in a recent survey  18 people preferred milk , 29 people preferred coffee, 13 people…

Q: a) What is the probability that they received a citation and attended traffic school?  b) What is…

A: here define event receive citation  =C attend traffic school = T p(T) = 0.22 p(C) = 0.20 p(T| C) =…

Q: In a school of 100 students, 70 students play either football or cricket with 40 students that play…

A:

Q: Given a family of two children (assume boys and girls equally likely, that is, probability 1/2 for…

A: Probability of both boys and girls is 12. Determine the probability that both are Boys. P(both…

Q: about 7% of the population of a large country is nervous around strangers. If two people are…

A: The probability that both are nervous around strangers is,

Q: At a certain car dealership, 20% of customers who bought a new vehicle bought an SUV, and 3% of them…

A: It is given that, the proportion of customers who bought a new vehicle bought an SUV is 0.20 and the…

Q: A fruit retailer complains to a wholesaler that 60 percent of the boxes of apples shipped to the…

A: As per our guidelines we are suppose to answer three sub parts .

Q: A publisher sends advertising materials for an accounting text to 80% of all professors teaching the…

A: Let: R= Events of received materials R'= Events of not received materials  A= Event of adopting text…

Q: Of one card is drawn from a standard deck of cards, what is the probability that the card will be a…

A:

Q: Q1: If one card is drawn from a standard deck, what is the probability that the card is a face card?…

A: No. of cards in astandard deck = 52No. of face cards in a deck = 12

Q: In a certain shipment of 1000 laptops, 20 are defective. If a customer purchases the first 4 laptops…

A:

Q: Have you ever purchased an article of clothing (dress, sports jacket, etc.), worn the item once to a…

A: As per the guidelines we are allowed to solve maximum of 3 subparts. If you need help with other…

Q: Upon analyzing the cash register receipts of a large department store over an extended period of…

A: let x be the no of customer pay using credit card follow binomial distribution with(n=5 and p=0.3)…

Q: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

A: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

Q: The Web site for a stationery retailer receives 1,000 hits on a particular day. From past experience…

A: we have to find the probability of large scale , small sale and sale under the given conditions.

Q: Thirty-eight percent of all shoppers at a large department store are holders of the store’s charge…

A: It is given that, thirty-eight per cent of all shoppers at a large department store is holders of…

Q: In general, after a group makes a reservation at a restaurant, they do not show up 20% of the time.…

A: Multiplication rule for independent events:If two events A and B are independent then the…

Q: ) What is the probability that a randomly selected adult regularly consumes both coffee and soda? )…

A:

Q: 1) In New York State, 46% of all teenagers own a skateboard and 35% of all teenagers own a…

A: Teenagers own a skateboard = 46% = 0.46teenagers own roller and own a skateboard = 35%=0.35

Q: Bicycles for hire at the Durban Beach front are deemed beyond repair when one or both its wheels are…

A: A number of events are said to be independent if the probability of occurrence of any one of them is…

Q: For a box containing 25 matches dropped into water, what is the probability that fewer than three of…

A: Let p be the probability that a match will light. Given that p = 0.17 Let X denote the number of…