Use the theoretical method to determine the probability of the following event. A randomly selected person has a birthday in November. (Type an integer or a simplified fraction.)

Q: A quality-control engineer inspects a random sample of 6 batteries from each lot of 24 car batteries…

A:

Q: An experiment is assessing the effect of exercise regimen on cholesterol level decrease. A random…

A: n=45, population variance=σ2=20,X¯=30

Q: ple random sample of 1182 adults. Among the 1182 respondents, rated themselves as above average…

A:

Q: 1. You are given the following two series on Bitcoin and the SP500. Bitcoin 39 50 21 55 40 SP500 100…

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

Q: An urn contains seven red marbles and six green marbles. Four marbles are selected (all at once).…

A: Number of red marbles=7Number of green marbles =6Total number of marbles=7+6=13

Q: Measurements on the bending and twisting stiffness of 12 randomly selected tennis racquets are given…

A: Request Number(X) Bending Stiffness(Y)Twisting Stiffness(Xr) Rank Bending Stiffness(Yr) Rank…

Q: There are 1000 products, and 200 of them are defective. Now randomly select 100 of 1000 products,…

A: 1000 products and 200 product 100 of 1000 products We have to find the probability that 50 out of…

Q: Internet Viewing A researcher wishes to estimate the average number of minutes per day a person…

A: Assume that  is the population average number of minutes per day a person spends on the Internet.

Q: Suppose P(E) = 0.201, P(F) = 0.274, and P(F ∩ E) = 0.118. What is P(F | Ec)? (Enter answer as a…

A: Given that,,, and

Q: In a science fair​ project, Emily conducted an experiment in which she tested professional touch…

A: Given information ,Sample size , n = 331Number of times the touch therapists were correct , X =…

Q: Where does all that Halloween candy go? The October 2004 issue of Readers' Digest quoted that "80%…

A: According to the given information,Probability of success in a trial, p = 80% = 0.80Total number of…

Q: Consulting Firm: This firm correctly predicts the success of a new game show with an accuracy of…

A: Note:As per our policy, we'll answer the first three subparts.Given: P(Finding of Firm = Successful…

Q: If n(A) =130, n(B) =135, and n(A ∪ B) =250, what is n(A ∩ B)?

A: According to the given information in this questionWe are going to find n(A and B)

Q: State Gasoline Taxes A random sample of state gasoline taxes (in cents) is shown here for 9 states.…

A: X  =  51.2, 47.7, 52.4, 44.6, 44.5, 47.7, 46.3, 58.1, 39.7N=9

Q: For a certain psychiatric clinic suppose that the random variable X represents the total time (in…

A:

Q: Suppose you roll a pair of dice. Let A be the event that you observe an even number. Let B be the…

A: A pair of dice is rolled.

Q: Disco Fever is randomly found in one half of one percent of the general population. Testing a swatch…

A: Here we will use Bayes theorem to determine probability Let D be the event that the person has…

Q: ge to the macula, a small spot near the center of the retina sharp, central vision). Researchers are…

A: Given a random sample of 20 people with early-onset AMD gave the following data on age at diagnosis,…

Q: A factory has three assembly lines, with the first line producing 14% of the product, the second…

A:

Q: $ Correct Answer You Answered F5 | _| 1:2l Two tickets are drawn with replacement from the following…

A: From the provided information,Total box = 95 ticket box = 2Odd number ticket box = 6

Q: High School Dropouts Approximately 12.3% of American high school students drop out of school before…

A: Sample size=n=14Proportion=P=q=1-0.123=0.877

Q: The weights of the farm raised salmon sold at Costco are normally distributed with mean 4.5 pounds…

A: It is given that Mean = 4.5Standard deviation = 0.4

Q: Suppose the random variable, X, follows a Bernoulli distribution with parameter 0. The probability…

A:

Q: type and are mutually independent, and P(component i work) = 0.8, i = 1, 2, ..., n. For the…

A: Some components are connected in parallel, then the subsystem works if at least one component work.…

Q: At a factory that produces pistons for cars, Machine 1 produced 486 satisfactory pistons and 414…

A: Machine 1: 486(satisfactory)+414(unsatisfactory)=900Machine 2:…

Q: Suppose that each time Bar-bie throws a dart, she has a 3/4 probability of getting a bullseye. If…

A: probability that she gets a bullseye=p=3/4, n=3=sample size

Q: Of all the people applying for a certain job, 60% are qualified and 40% are not. The personnel…

A: Here the given information is:-Of all the people applying for a certain job, 60% are qualified and…

Q: In basketball, the top free throw shooters usually have a probability of about 0.90 of making any…

A: Given                                 Here, using the normal distribution                where…

Q: At the supermarket, a tasting kiosk invites you to taste a new flavor of biscuits. A marketing study…

A: It is required to calculate the proportion of customers who will buy the biscuits.

Q: Use ordinary induction to prove that $C(n)=2^n+3$ is a solution to the recurrence $C(0)=4$ and…

A: is a solution to the recurrence, and, for all

Q: An oil company purchased an option on land in Alaska. Preliminary geologic studies assigned the…

A: Given,P(high-quality oil) = 0.55P(medium-quality oil) = 0.20P(no oil) = 0.25Using formulas,P(A) =…

Q: if n(E1 and E2)=4 and n(e1)=12 then p(E2|E1)=

A: n(E1 and E2)=4 and n(E1)=12

Q: Each day John performs the following experiment: he flips a coin repeatedly until he gets tails and…

A: Here the given information is:-Each day John performs the following experiment: he flips a coin…

Q: A test was given to a group of students. The grades and gender are summarized below B C 20 5 Female…

A: We have given that a test was given to a group of students.A summary of grades and gender is given…

Q: 4 Consider the following functions: f(x) = 12x cx 0≤x≤4 4 ≤ x ≤ 6 otherwise. G(x) = 0 0.1 +0.1…

A: Given thatpdf of X f(x)= x/12.    for 0≤x≤4         4/5-cx for 4≤x≤6            0.…

Q: A random sample of n = 9 scores is obtained from a normal population with µ = 40 and σ = 6. What is…

A: n=9, μ=40,σ=6P(M>43)=?

Q: Interstate Speeds It has been reported that the standard deviation of the speeds of drivers on…

A: Assume that σ is the population standard deviation of the speeds of the drivers.A driver feels from…

Q: In Quebec, 46% of people have blood group O, 42% have group A, 9% have group B and 3% have group AB.…

A: The probability of the people having blood group O is 0.46. The probability of the people having…

Q: Question 3: A large automobile manufacturing company, organizes the vehicles it manufactures into…

A: Let FT be the number of family thrillseekers to be assembed CC be the number of classy cruisers to…

Q: (b) Find P(Y> 1|Y ≤ 3). (c) Hence, find the mean of Y.

A: Probability mass function of X isy0123P(Y=y)3a8a24a28a

Q: Consider the contingency table for age and unemployment categories for cross country data: Age…

A: Given the contingency table for age and unemployment categories for cross-country data asAge…

Q: An insurance company reported that 75% of adults stated they are distracted by their smart phone…

A: Number of trail n=8Probability of success p=0.75X~Bin(n,p)

Q: A typical box of 100 transistors contains 2 defective items. It is realized among the last 10 boxes,…

A: Number of transistors a box contains=100out of which 2 are defective items.Among the last 10 boxes,…

Q: Exercise 6 Suppose randurly select 100 people from Texas and 100 people for Rhode alslund. We…

A:

Q: An engineering school reports that 54% of its students were male (M), 30% of its students were…

A: It is given that, 54% of its students were male (M), 30% of its students were between the ages of 18…

Q: Gift Baskets The Gift Basket Store has the following premade gift baskets containing the following…

A: From the provided information,CookiesMugsCandyTotalCoffee24212065Tea25202570Total494145135

Q: Using The Chi-Square Distribution Table, =σ2225, =α0.05, =n25, and a left-tailed test, find the…

A:

Q: A newspaper published an article about a study in which researchers subjected laboratory gloves to…

A: From technology resultsTest statistic: z=13.2497P-value= 0.0000

Q: 2) Events A and B have respective probabilities P(A) = 0.4 and P(B) = 0.5. You also know that P(A ∪…

A: Events A and B have respective probabilities,P(A)=0.4P(B)=0.5P(A∪B)=0.7

Q: You Answered Correct Answer I Two tickets are drawn without replacement from the following box of…

A: Here, the given tickets are:-1 , 1 , 1 , 2 , 2 , 3 , 4 , 5 , 5ie,Total number of tickets , n = 9Now,…