In a group of 100 sports car buyers, 40 bought alarm systems, 30 purchased bucket seats, and 20 purchased an alarm system and bucket seats. If a car buyer chosen at random bought an alarm system, what is the probability they also bought bucket seats?

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 group of coffee drinkers were asked if they prefer their coffee black or with cream and/or sugar…

A: There are 26+64+12+23 = 125 respondents. Out of them 12 drinks black decaf coffee.

Q: A consumer organization estimates that over a​ 1-year period 18​% of cars will need to be repaired​…

A: It is given that, P(repaired once)=0.18 P(repaired twice)=0.05 and P(three or more repairs)=0.04.

Q: An insurance company has the following data on its customers: 80% of customers insure one car 10% of…

A: Given Data; P( one car)=0.8 P( motorcycle)=0.1 P( One car and Motorcycle)=0.05

Q: If a person randomly picks 4 of the 15 gold coins adealer has in stock, and 6 of the coins are…

A: Given , No of gold coins n=15No of random picks r=4P6 coins are counter feits=?

Q: A restaurant critic has 10 new food trucks to try. If she tries half of them this week, what is the…

A: The probability formula is, Probability=Number of favourable outcomesTotal outcomes A restaurant…

Q: For a specific year a total of 2541 postal workers were bitten by dogs. The top six cities for…

A: For a specific year a total of 2541 postal workers were bitten by dogs. The total number of people…

Q: A survey was conducted of 200 students at SUNY WCC, asking them “Do you smoke?” Results are shown in…

A: We have given that the data of 200 students of their personal interest that is smoking. There are…

Q: In a particular class, there are 12 freshmen, 6 sophomores, 4 juniors, and 2 seniors. If the…

A: Given,no.of freshmen=12no.of sophomores=6no.of juniors=4no.of seniors=2total no.of students =24

Q: A. If we took a random sample of a single individual from this population, what is the probability…

A: Let X be the number of yellow flowers which follows binomial distribution. The probability of…

Q: In a group of 25 boys, 20 play basketball and 17 play baseball. They all play at least one of the…

A: Let, A=basketball B=baseball Given that: n(A)=20 n(B)=17 n(A or B)=25 So, n(A and B)=n(A)+n(B) - n(A…

Q: In a factory which manufactures bolts, machines A, B and C manufacture 25%, 35 % and 40 % of the…

A: Given that in a factory which manufactures bolts, machines A, B and C manufacture 25%, 35% and 40%…

Q: If you randomly select a card from a well-shuffled standard deck of 52 cards, what is the…

A: If you randomly select a card from a well-shuffled standard deck of 52 cards, what is the…

Q: From an arsenal of 15 nuclear weapons, five are randomly selected for testing and fired. If the…

A:

Q: In a certain Soccer League, there are 23 boys from Orange County Soccer Club, 13 girls from Orange…

A:

Q: The radio broadcast of AM station KTBC can be heard in the neighboring towns of Waterville and…

A:

Q: (b) In one high school, the athletic director found that 8% of the varsity athletes had concussions…

A: Solution: Let A be the event that the athletes had concussions while playing at the school. P( A)=…

Q: In a certain high school, 20% of the students belongs to the math club, 10% belongs to the student…

A: here define events student belongs to math club = M student belongs to council = C p(M) = 0.20  p(C)…

Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 1515 valves to a Swedish…

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

A:

Q: If two cards are selected successively from a well-shuffled pack of 52 cards, what is the…

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Q: A hotel has 20 rooms on the first floor, 60 rooms on the second floor, 40 rooms on the third floor,…

A: Probability: The formula for probability of an event E is as follows:

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: If you randomly select a letter from the phrase "I like to swim at the recreation pavilion," what is…

A: Here the given phrase is ,  "I like to swim at the recreation pavilion". Total number of letters in…

Q: In a large county in Central Texas, 41% of all registered voters are Democrats and 33% are…

A: It is given that the probability of registered voters are democrats is 0.41 and the probability of…

Q: About 35% of the population have a college degree. If three people are randomly selected, what is…

A: Given,  p = 35% = 0.35 q = 1 - p = 1 - 0.35 = 0.65 Sample size, n = 3 Let X be a random number which…

Q: In a seminar in engineering, the attendees are 15 civil engineers, 30 electronics engineers, and 20…

A: civil electronics electrical total Mapua university 5 12 7 24 Other…

Q: In a coffee shop "Scratch and Win" contest, one out of three cards is a winner. What is the…

A: From the given information, one out of three cards is a winner. P(winner)=1/3 Let us consider, the X…

Q: At a particular high school, 18% of the students participate in student council and 47% of the…

A: At a particular high school, 18% of the students participate in student council 47% of the students…

Q: In a certain Soccer League, there are 23 boys from Orange County Soccer Club, 13 girls from Orange…

A:

Q: In a survey of 400 households, 360 said they own a VCR, 170 said they own a DVD player and 19 said…

A: From the given information, 360 said they own a VCR 170 said they own a DVD player and 19 said they…

Q: In a given​ year, 1,841,277 males and 2,071,896 females were born in a certain country. If a child…

A:

Q: In a certain card game, four players are dealt 13 cards each from a conventional deck of 52 cards.…

A: Answer: - In a certain card game, four players are dealt 13 cards each from a conventional deck of…

Q: 3) If my Halloween candy bag contains 4 Reese's, 6 bags of Skittles, and 30 other pieces of candy,…

A: We have to find given probability.

Q: A jar of marbles contains the following: two purple marbles, four white marbles, three blue marbles,…

A: Given that in a jar of marbles contains the following: two purple marbles, four white marbles, three…

Q: In a certain community, on a particular weekday evening, the television is being watched in 85% of…

A:

Q: In a summer camp, 48% of the children are enrolled in swimming and 40% in tennis. One-third of the…

A:

Q: In a given​ year, 1,845,909 males and 2,015,569 females were born in a certain country. If a child…

A: Solution

Q: In a certain community, 40% of the family have a pool in the backyard, 65% have kid(s) and 30% have…

A:

Q: the teachers’ room 60% are women; one in three women wears glasses and one in two men wears glasses:…

A:

Q: A 5-person basketball team consists of a point guard, a shooting guard, a forward, a power forward,…

A: a. P [selecting a complete team] = 0.2x0.25x0.33x0.5x1 = 0.00825 If a point guard is chosen from one…

Q: For the age group 40-59, what is the probability of ending up in Intensive Therapy for each of the…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: Of the 30 people working out in the gymnasium one afternoon, 25 are nonsmokers. If 5 are randomly…

A: Here N= 30 and 25 are nonsmokers,  So probability of being nonsmokers is p= x/N q=25/30  q=0.833…

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: 16. Consider a situation in which a used-car lot contains five Ford cars, four Nissan cars, and…

A: We have given that  Ford cars = 5 Nissan cars = 4 BMW cars = 3 Total number of cars = 12

Q: In a company that makes sports bikes, 90% of the bikes pass final inspection and 10% fail and need…

A:

Q: In a given​ county, records show that of the registered​ voters,50%are​ Democrats,40%are​…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.