A random sample of adults that arrive late to work found that 50% of the time was because of rain, 40% of the time because there is heavy traffic, and 25% of the time was when there was heavy traffic and rain. What is the probability that a person in this sample was late to work because of rain or heavy traffi

Q: A survey conducted on a randomly selected day for an ice cream truck showed that 68% of customers…

A: The conditional probability is computed as PAB=PA∩BPB

Q: For a certain manufacturing process it is known that, on the average, 10% of the items are…

A: Probability of defective item= 10% Probability of non defective item= 90%  As 1st trial, 2nd trial…

Q: A biomedical research company produces 40%40% of its insulin at a plant in Kansas City, and the…

A:

Q: A car manufacturer is concerned about the possible recall of their best-selling pick-up trucks. If…

A:

Q: College Education and Business World Success R. H. Bruskin Associates Market Research found that…

A: Givenp=40%=0.40n=5Let "x" be the people will agree with that statementx~Binomial(n=5 ,…

Q: If the salesperson makes 15 demonstrations, what is the probability that at least one order will be…

A: The Binomial probability distribution is, PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: certain inspection site, it is known that, on the average, 1 in every 50 persons exceeded 37 C…

A:

Q: Suppose there is a 14.3% probability that a randomly selected person aged 20 years or older is a…

A: Given,P(a person aged 20 years or older is a smoker)=0.143P(female/he or she smokes)=0.102

Q: A recent survey examined the use of social media platforms. Suppose the survey found that there is a…

A: The probability of union of two sets are given as, P(A or B) = P(A) + P(B) – P(A and B).

Q: In​ 1970, 94​%of​ 30-year-olds in a country earned more than their parents did at age 30​ (adjusted…

A: Since you have posted multiple sub-parts, we will solve the first three sub-parts for you. To get…

Q: College Education and Business World Success R. H. Bruskin Associates Market Research found that…

A: Formula : Binomial distribution is given by

Q: A behavioral psychologist places a rat each day in a cage with two doors, A and B. The rat can…

A: a) From the given information, there are two doors A and B.  The rat can go through door A, where it…

Q: Thirty percent of the people called agree to participate in a brief telephone survey. In a random…

A: Let X be a random variable follows Binomial Distribution then pmf of X is  P(x)=nCr px (1-p)n-x ,…

Q: A marketing research survey shows that approximately 80 percent of car owners surveyed indicated…

A: Introduction :-  Here we have to find various probabilities. Given, A marketing research survey…

Q: Suppose there is a 10.4% probability that a randomly selected person aged 20 years or older is a…

A: Given that  P(smoke)=10.4%=0.104 P(Males/Smoke)=19.8%=0.198

Q: Suppose there is a 11.2% probability that a randomly selected person aged 35 years or older is a…

A: Given Information: There is 11.2% probability that a randomly selected person aged 35 years or older…

Q: A behavioral psychologist places a rat each day in a cage with two doors A and B. The rat can go…

A: Given: See the attached hand written answer

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: A fortune 500 company asked its 1520 employee this question: “Did the work condition too…

A: Given information can be shown in the table below:   Yes No Total Males 134 651 785 Females…

Q: A biomedical research company produces 47% of its insulin at a plant in Kansas City, and the…

A:

Q: Because of the current economic condition, a firm reports that 30 percent of its accounts receivable…

A: Given,n=5p=0.3X=no.of accounts are overdueX~Binomial (n=5 , p=0.3)P(X=x)=cxn pxqn-x  ; x=0,1,2,....n…

Q: According to a recent​ study, 64​% of households from a certain large region no longer have a…

A: The random variable cell phone service follows binomial distribution. The value of the proportion is…

Q: In 80-year-olds, only two percent APOE4 homozygous in the population, but twelve percent APOE4…

A: It is given that 2% of 80 yr old population are APOE4 homozygous so PH=0.02 It is also given that…

Q: An insurance company estimated that 30% of all automobile accidents were partly caused by weather…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: In a county where factories have to be tested for the emission of pollutants, 32% of all factories…

A:

Q: A biomedical research company produces 47% of its insulin at a plant in KC and the remainder is…

A: Let us define the events: KC: Insulin produced in at a plant in KC.J: Insulin produced in at a plant…

Q: According to a study in a medical journal, 202 of a sample of 5,990 middle-aged men had developed…

A: Concept of probability: Probability deals with the likelihood of occurrence of a given event. The…

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: A biomedical research company produces 41% of its insulin at a plant in Kansas City, and the…

A: Let us define some events A : insulin come from the plant in Kansas city. B : insulin come from the…

Q: We can suppose that 55% of all adults regularly consume coffee, 45% regularly consume soda, and 70%…

A:

Q: What is the probability that a randomly chosen unit of insulin came from the plant in Jefferson City…

A: Let us define some events A : unit of insulin comes from the plant in Kansas City B : unit of…

Q: An insurance company classifies the airplane it insures into class L (low risk)   and class H (high…

A: Given, P(L)=0.7 P(H)=0.3 P(no accident | L)=0.99 P(no accident | H)=0.88 Conditional probability:…

Q: A biomedical research company produces 50% of its insulin at a plant in Kansas City, and the…

A: Introduction: Bayes’ theorem: Consider events A1, A2, …, Ak, and B (non-null). Now, the probability…

Q: Suppose there is a 17.6% probability that a randomly selected person aged 35 years or older is a…

A: Unusual event: An event is said to be unusual if they have smaller probability of occurrence.…

Q: If the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will be…

A: Formula : P(A') = 1 - P(A)

Q: A safety engineer claims that only 40% of all workers wear safety helmets when they eat lunch at the…

A: Given,n=6p=0.4q=1-0.4=0.6A random variable X~Binomial(n=6 , p=0.4)P(X=x)=6x0.4x0.66-x   ;…

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

A:

Q: Suppose there is a 20.6% probability that a randomly selected person aged 25 years or older is a…

A: Given information- The probability that a randomly selected person aged 25 years or older is a…

Q: A firm offers routine physical examinations as part of a health service program for its employees.…

A:

Q: A certain group of women has a 0.210.21​% rate of​ red/green color blindness. If a woman is…

A: Given DataPercentage of women having red/green color blindness = 21%Probability of women having…

Q: To avoid being stuck with a shipment of defective HDTV sets, a large retailer tests a random sample…

A: Sample size n=3 Defect rate p=0.012 q=1-p=1-0.012=0.988 X=Number of defective items…

Q: The industry standards suggest that 10% of new vehicles require warranty service within the first…

A:

Q: A manufacturer of laptops reports that among a shipment of 5000 sent to a local distributor, 1000…

A: Given: Number of laptop purchased is, n=10. Total number of shipment of laptop is, N=5000. Number…

Q: A sample of automobile dealerships found that 19 % of automobiles sold are silver. If two cars are…

A:

Q: A biomedical research company produces 40% of its insulin at a plant in Kansas City, and the…

A: It is given that, a biomedical research company produces 40% of its insulin at a plant in City K,…

Q: A survey of top executives revealed that 31% of them regularly read Time magazine, 19% read…

A: Givenpercent of executives read Time magazine=31%P(Time magazine)=0.31Perccent of executives read…

Q: A study was conducted to better understand the television habits of married men and women during…

A:

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: A biomedical research company produces 45%45% of its insulin at a plant in Kansas City, and the…

A: Let us denote: K=Kansas City and J=Jefferson City, D= defective  Given that P(K)=45%=0.45,…

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.