Probability Question
Q: Suppose you have a bag with 11 balls in it, and you have placed 11 buckets on thefloor (where each b...
A: Introduction: A set is considered to be a Cartesian product if it contains all possible ordered comb...
Q: A pharmaceutical company states that the average number of people that have serious medical issues w...
A: Solution: a. Let X be the number of people that have serious medical issues with their medicine. Sin...
Q: In a certain year, 59% of all Caucasians in the U.S., 54% of all African-Americans, 58% of all Hispa...
A: Total Percentage of U.S presidents who are not classified will be 100- 69-11-13 = 7 % The percenta...
Q: If the random variable X has a normal distribution with a mean 88 and standard deviation 12, then P(...
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Q: A large operator of timeshare complexes requires anyoneinterested in making a purchase to first visi...
A: The probability of purchase is calculated as follows: P(purchase) = 0.20×0.10+0.50×0.30+0.30×0.20 ...
Q: Sam s Club sells a 36-pack of the toilet paper with 248 sheets per roll for $26.99 Walmart sells the...
A: a. Sam’s club package: Here, number of toilet papers is 36. Number of sheets: 248 Cost: $26.99 ...
Q: In analyzing hits by bombs in a past war, a city was subdivided into 639 regions, each with an area ...
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Q: Suppose that it is equally likely for a child to be a boy or a girl. Suppose a parent tells you that...
A: Consider the event B denotes the boy and the event G denotes the girl. It is mentioned that boys and...
Q: If the probability that a vaccine you took will protect you from getting the flu is 0.972, what is t...
A: It is given that the probability that a vaccine will protect a person from getting the flu is 0.972.
Q: Given the following five points: (-2,0),(-1,0),(0,1)(1,1) and (2,3). if the regression equation is Y...
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Q: A Registrar’s Office answers 60% of the calls from students immediately. Of the 40% calls that are n...
A: Introduction: Bayes’ theorem: Consider events A1, A2, …, Ak, and B (non-null). Now, the probability ...
Q: Suppose for this problem that Pr[A|B]=1/3P, Pr[A]=1/8, and Pr[B′]=13/16 a.What is Pr[B|A]? b.What is...
A: Given Information
Q: It has been found that 1 out of every 10 visitors to a museum buys somethingfrom the gift shop. If w...
A: According to given condition, 1 out of every 10 visitors to a museum buys something from the gift sh...
Q: Every corporation has a governing board of directors.The number of individuals on a board varies fro...
A: The relative frequency is defined as the number of times that the frequency occurs divided by the to...
Q: To estimate the proportion of teen traffic deaths in Texas last year that was caused by speeding, de...
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Q: 3. For a population with a standard deviation of = 20, how large a sample isnecessary to have a st...
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Q: A population grows according to an exponential growth model, with P0=80 and P1=128 Complete the rec...
A: If a quantity starts at size P0 and grows by d every time period, then the quantity after n time per...
Q: 1. Describe the distribution of sample means (shape, expected value, andstandard error) for samples ...
A: Sampling distribution of sample mean: For sufficiently large sample size n≥30 the sampling distribut...
Q: Hi! is it perhaps possible if I could perhaps get some assistance with b) and c) below please? Quest...
A: Given Information P(Parachutes from C1) = 0.3 P(Parachutes from C2) = 1 – 0.3 = 0.7 P( Fail to open ...
Q: Show your all calculation
A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to ou...
Q: Find the limit of the following sequence or determine that the sequence diverges. {(3n)/(3n + 4n)}
A: Given the sequence, 3n3n+4n
Q: We draw the top 8 cards from a well-shuffled standard 52-card deck. Find the probability that the 8 ...
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Q: A fruit cart contains 12 pineapples. The probability of a pineapple to be overripe is 0.5. a. What i...
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Q: please, solve this question using easy wording.. so that its easy to understand..
A: Note: Hey, since there are multiple subparts posted, we will answer first three subparts. If you wan...
Q: Suppose that 50% of households in a certain city subscribe to the morning newspaper, 70% of the hous...
A: From the provided information, 50% of households in a certain city subscribe to the morning newspape...
Q: A certain shop repairs both audio and video components.Let A denote the event that the next componen...
A: Given that, A certain shop repairs both audio and video components. Let A denote the event that the ...
Q: uppose that a certain HIV test has both a sensitivity and specificity of 99.9%. This test is applied...
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Q: The values listed below are waiting times (in minutes) of customers at two different banks. At Bank ...
A: Solution: The provided values are: Sample size n=10 Standard deviation is calculated using EXCEL fun...
Q: Find the z-score location of a vertical line that separates a normal distribution as described in ea...
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Q: A box of cookies contains three chocolate and seven butter cookies. Miguel randomly selects a cookie...
A: The number of butter cookies is 7 and the chocolate cookies is 3. The total number of cookies is 10 ...
Q: The number of ships to arrive at a harbor on any given day is a random variable represented by x. Th...
A: Following information can be calculated from the given table. The mean of the number of ships t...
Q: Atsi is one of the 2 children of his/her parents. Find the probability that he/she has a sister give...
A: The event of Atsi having a sister does not depend on the fact if Atsi is a boy/girl. Atsi can have a...
Q: Manuel won a charity raffle. His prize will be randomly selected from the 9 prizes shown below. The ...
A: Solution: From the given information, there are 7 rings, 1 camera and 1 headset. Total number of pri...
Q: A filling machine puts an average of 4 ounces of coffee in jars, with a standard deviation of 0.25 o...
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Q: Distinguish between frequentist and subjective approaches?
A: 1. The frequentist approach is the statistical tool that is used to determine the conclusions from l...
Q: Suppose you have 10 drinks, 6 regular and 4 diet, in a cooler. You select two at random. Answer the ...
A: Provided data are, Total 10 drinks ...
Q: The time taken to complete a 25km race is normally distributed, with an averagetime (μ) of 2.30 hour...
A: suppose that X is representing the complete the race of 25 km Given: μ=2.30 hoursσ=0.60 hours follow...
Q: Consider the following hypothesis test: H0:μ = 18 Ha:μ ≠ 18A sample of 48 provided a sample mean...
A: As the population standard deviation is not known, one should use t-distribution for this case. Answ...
Q: Salaries of 39 college graduates who took a statistics course in college have a mean, x, of $63,300....
A: Given information, Sample size n=39 Sample mean =63,300 Standard deviation = 11,194 Confidence inter...
Q: 5. About 5% of a store’s customers respond to advertised sales. The other 95% shop when they have ti...
A: 5. a) Let the random variable x defined as number of customers responded to the store’s most recent ...
Q: Jason's z- score in the 10-k run was -3. if the raw score standard deviation was 5, and the mean run...
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Q: The price at which the crude oil extracted from Alberta’s tar sands can be sold is determined by the...
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Q: A committee is to consist of a chair, threehagglers, and four do-nothings. The committee is formedby...
A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for yo...
Q: For a standard normal random variable, find the probability that z- exceeds the value -1.65.
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Q: Two distinct integers are chosen at random and without replacement fromthe first six positive intege...
A: Let the numbers are 1,2,3,4,5,6 If we form all possible pairs without repeating, we get (1,2) (1,3) ...
Q: After 8 points are added to each score in a sample, the mean is found to be m=40. What was the value...
A: If we add 8 points to each score in a sample then the mean will also increase by 8 points. Let the ...
Q: A disciplinary board at a university consists of 6 faculty members, 2 administrators, and 1 student....
A: Given: Number of faculty members = 6 Number of administrators = 2 Number of student = 1 Number of pe...
Q: A bag contains 14 red and six blue marbles. You are asked to select two marblesfrom the bag. The fir...
A: Given: Number of red marbles = 14 Number of blue marbles = 6 Total number of balls = 14 + 6 = 20 Two...
Q: A random variable X is best described by a continuous uniform distribution from 20 to 45 inclusive. ...
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