if a new oil filter is needed, what is the probability that the oil has to be changed?

Q: It has been found that 2 out of every 10 people who visit a local store purchase juice. If we…

A: Let x follows binomial distribution with parameters, The pdf of binomial distribution is, The…

Q: company selling substandard drugs to developing countries sold 3,000,000 capsules with 210,000 of…

A:

Q: Here is the probability model for the blood type of a randomly chosen person in the United States.…

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Q: If a shaft is selected at random, what is the probability that the shaft conforms to surface finish…

A:

Q: In a study of fatal car accidents, some accidents were attributed to high speed or drunk driving.…

A: Let the events be denoted by: A : fatality was attributed to high speeds B : fatality was attributed…

Q: According to the U.S. Coast Guard, sixty-five percent of boating accidents occur in light wind…

A: From the provided information, Sample size (n) = 20 Sixty five percent of boating accidents occur in…

Q: The manager of the Fore and Aft Marina in the previous problem wants to investigate the possibility…

A: (1). Compute the probability that the boat dock will be idle: The arrivals follow a Poisson…

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: In a home theater system, the probability that the video compinent needs repair within 1 year is…

A: A)The probability that at least one component will need repair within one year is obtained…

Q: Suppose a study of driving under influence and driving without seatbelt produced the following data:…

A:

Q: The probability that an integrated circuit chip will have defective etching is 0.06, the probability…

A: P( integrated circuit chip will have defective etching) = P(E) = 0.06 P(integrated circuit chip will…

Q: Although studies continue to show smoking leads to significant health problems, 20% of adults in the…

A: Note: Hey, since multiple sub parts are posted, we will answer first three sub parts according to…

Q: When it is known that there is a danger in an airbase, the probability of the alarm system working…

A: Define the events as follows: W : The alarm system is working (giving an alarm) Wc : The alarm…

Q: In building new homes, a contractor finds that the probability of a home buyer selecting a two-car…

A: An event is a set of outcomes of a random experiment. Two or more events are said to be mutually…

Q: Suppose that in the bookkeeping operation of a large corporation the probability of a recording…

A: Givenp=0.005n=1000Let "x" be the billings contain a…

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: In a past presidential election, it was estimated that the probability that the Republican candidate…

A: Given information: The probability that the republican candidate would be elected in past election…

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: If the probability of a student taking a strength training gym class is 0.90, the probability of…

A: Additive rule of probability , P( A or B ) = P(A) + P(B) - P( A and B )

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

A: a) It is given that, the proportion of airplanes belongs to class H is 30% or 0.3.

Q: A crime study for a geographic area showed an average of one home invasion per 40,000 homes. If an…

A: Let X be the random variable from Poisson distribution with (λ) = 60000*(1/40000) = 1.5 Then,  We…

Q: A survey of families revealed that at a particular holiday meal, 51% of all families eat turkey, 30%…

A: The given information is represented in the following Venn diagram:

Q: The probability that an adult female is a member of the Liberal Party of Canada is 0.6; the…

A: Solution

Q: A survey showed the following probabilities of having X number of dogs per household X = number of…

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Q: The probability of component A in a computer assembly being faulty is 3%. The similar probability…

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

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Q: The southeast regional manager of General Express, a private parcel-delivery firm, is worried about…

A: Given: Let A represents the event of Pilots. Let B represents the event of drivers. The probability…

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

A: The probability that a car will require a tune-up is P(Tune)=0.6 The probability that a car will…

Q: Here is the probability model for the blood type of a randomly chosen person in the United States.…

A: According to the provided information, Blood type O A B AB Probability 0.42 0.2 0.04 0.34

Q: (a) What is the probability that a randomly chosen male respondent or his partner has blue eyes? (b)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: In a data set of 10,000 users, 800 users watched the movie Harry Potter; 600 users watched the movie…

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 investor believes that on a day when the Dow Jones Industrial Average (DJIA) increases, the…

A: The probability that Dow Jones Industrial Average (DJIA) and NASDAQ increases is 0.77. There is a…

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

A: Let A= a car require a tune-upB=a brake repair jobgiven,P(A)=0.6P(B)=0.1P(A∪B)=0.02

Q: Suppose that goats have one gene that codes for color, where A is brown and a is white. The goats…

A: Given Suppose that goats have one gene that codes for color, where A is brown and a is white. The…

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: The manager at the local auto shop has found that the probability that a car brought into the shop…

A: Consider that A and B are defined as an oil and break repair charges, respectively.Thus,The provided…

Q: The monthly incidence of necrotizing fasciitis in the U.S. is 50 cases. The population of the U.S.…

A: Solution: It is given that the monthly incidence of necrotizing fasciitis in the U.S. is 50 cases.…

Q: It has been found that 2 out of every 10 people who visit a local store purchase milk. If we…

A: The probability that more than three of the visitors will purchase milk is obtained below: From the…

Q: The probability that an automobile being filled with gasoline also needs an oil change is 0.25; the…

A: From the given information, we have, The probability that an automobile being filled with gasoline…

Q: A) Calculate the probability that exactly 6 out of 10 randomly sampled 18- 20 year olds consumed an…

A: Given: p = probability that 18-20 year olds consumed alcoholic beverages in 2008 = 69.7% = 0.697.…

Q: The analyst determines that the probability of sales exceeding 150,000 was 0.331, the probability of…

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Q: Given that he arrives on City D on the train he hoped to catch, what is the probability he does so…

A: Given : Professor has to travel from A-D The routes would be : A-B, B-C, C-D For the routes A-B,…

Q: The grades of a freshman college class, obtained after the first year of college, were analyzed.…

A: Percentage of students In top quarter is 70%. College class had graduated in the upper 10% of their…

Q: In a marketing research survey, people are interviewed about product usage. One of the questions is…

A: Given: Probability of brand A, P(A)=14%P(A)=0.14 Probability of brand B, P(B)=9%P(B)=0.09 The…

Q: A cafe receives an average of 4 orders of Mocha Frappe every 5 minutes. What is the probability of…

A: We have to find given probability.

Q: The quality-control department of Starr Communications, the manufacturer of video-game cartridges,…

A: Let,A be the cartridges sold have video defectsB be the cartridges sold have audio defectsFrom the…