Suppose a die has three eyes on five of its faces, and six eyes on its sixth face. The die is rolled three times and the eyes are added together to form a random variable X. What is the expected value for X? O 10.5 09 06 O 13.5

Q: A traffic study has shown that the probability that 5 cars will pass over a small bridge in a…

A: given data  P(5 cars will pass over a small bridge in 4 minutes) = p = 0.16 odds agaiast exactly 5…

Q: A normal distribution has a mea that a randomly selected value, 36. P(x≤85)

A: Given    Answer:- Given     X ~ N(μ, σ)                      Where mean μ   =75…

Q: A population of 25 year-old employees has a mean salary of 29,321 pesos with a standard deviation of…

A: GivenMean(μ)=29321standard deviation(σ)=2120sample size(n)=100

Q: 66 distributed with µ “ 150 and o “ 24. If samples of size 36 are drawn repeatedly a) what is the…

A: Given, μ=150, σ=24 and n=36.

Q: 2. Suppose A, B and C are sets. Prove that A (BC) = (AB) U (ANC). [Prove this using elements of…

A: We know that,  A\ B can be written as (A n Bc)  then (B\C) = (B n Cc)

Q: Consider the pmf: f(x) = P(X = x) = 6* = { ² x, if x = {1, 2, 3} 0, otherwise. Show that P(X = x) is…

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Q: Tara is registering for a physics class.  The morning classes are 1st, 2nd, and 3rd periods, and the…

A: Dear student, If you find this solution helpful please upvote ? it. The solution is given below :

Q: On the Back! 2. Ms. Lin recorded her students' test scores. Represent the data in a frequency table…

A: 1 71 2 99 3 95 4 96 5 77 6 79 7 78 8 81 9 75 10 90 11 84 12 99 13 87 14 68…

Q: DingAngBato enters a restaurant and queues in line to order his favorite food. Suppose that the…

A: Let X be the time after DingAngBato enters the restaurant. Y be the time after it is served. Here, X…

Q: 6. Suppose the probability that a newborn is female is 0.5. If a family will keep having children…

A: Here the process is continued until success. The geometric distribution is useful to model the…

Q: In a certain​ country, the true probability of a baby being a girl is 0.377. Among the next seven…

A: Let p be the probability of a baby being a boy. Then p = 1 - 0.377 = 0.623 Let X denote the number…

Q: A hat contains four marbles: 1 yellow, 1 red, 1 blue, and 1 green. Two marbles are to be  randomly…

A: As per our guidelines I can solve only first three subparts. Kindly post the remaining subparts…

Q: A traditional fair die is thrown twice. What is the probability that: a) a six turns up exactly…

A: Here total number of out comes are 62=36 Sample space…

Q: Express the confidence interval 14.2 % < p < 32.2 % in the form of p + ME. %+ Submit Question 1%

A: The confidence interval for proportion in tri-linear  inequality as:  Lower bound &lt;p&lt; upper…

Q: An IT manufacturing company uses different production lines to produce IT equipment. The production…

A: Note: HI, there! As per the guidelines, we are allowed to solve first three subparts when multiple…

Q: Problem 3. Suppose a test for detecting a certain rare disease has been perfected that is capable of…

A: Given the disease in 97% of all afflicted individuals. Suppose further that when it is tried on…

Q: Is the probability for my standardized range really the same as for my original distribution? How…

A: introduction the above question is about probability  We have to explain is the probability for…

Q: Compound Random experiment: Flip a penny, draw a marble from a bag containg 3 red, 5 orange, and 2…

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Q: >If a person randomly selects one of these new-car dealers, what is the probability that he gets one…

A: given data    good service under warranty poor service under warranty total in business 10 year…

Q: wer the other 3 questions from the image please.

A: State of the economy Probability T-Bills Phillips Pay-up Rubber Made Market Index Recession 0.2 7…

Q: rs. Each coin which shows heads is tossed again. What is the mass function of the num is resulting…

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Q: Suppose that X has density function fx (x) = 2e-2x for x > 0 (and fx (x) = 0 otherwise). - Also…

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Q: A binomial experiment with probably of success p=0.36 and n=9 trial is conducted. What is the…

A: Givenp=0.36n=9x~Binomial(n=9,p=0.36)P(X=x)=(nx)×px×(1-p)n-x    ; x=0,1,...,n

Q: Suppose that X has density fx (x) = 2ª for 0 < x < 3 (and ƒx (x) and suppose that the conditional…

A: We know that, f(y)=∫y3f(y|x)f(x)dx       =∫y33y2x3×2x9dx        =∫y32y23x2dx         =2y2∫y313x2dx…

Q: 1. Let A and B be events with probabilities P(A) = and P(B) = . Show that ≤P(ANB) ≤ }}, and give…

A: It is given that P(A)=34 and P(B)=13.

Q: 30. Motor cars of unit length park randomly in a street in such a way that the centre of each car,…

A:

Q: WK 7: Hypothesis Testing a. The allowable concentration of acetone in drinking water is 0.05 mg/L.…

A: Given information: c)  i)  n=642=32x¯=0.045s=0.02

Q: From bag A having 2 Red, 1 Black balls and from bag B having 3 Red, 2 Black balls, 1 ball each is…

A: From given data we have : Bag A has 2 red and 1 black balls. Bag B has 3 red and 2 black balls.

Q: At a police station in a large city, calls come in at an average rate of four calls per minute.…

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Q: If a population of raw scores is normally distributed and has a mean μ = 80 and 2 10. Determine the…

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Q: A manufacturing company uses an acceptance scheme on items from a production line before they are…

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Q: A production manager at a wall clock company wants to test their new wall clocks. The designer…

A: Given: mean(μ)=14 standard deviation(σ)=16=4 n=40

Q: on a final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine…

A: Concept: Z is known as standard normal variable. Z= (X-mean)/standard deviation

Q: What is the probability that Randolph stays within the restaurant for at most 18 minutes, i.e.…

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Q: The scores on a psychology test were normally distributed with a mean of 65 and a standard deviation…

A: According to empirical rule 68%,95% and 99.7% data fall within one ,two and three standard…

Q: Bertrand's paradox extended. A chord of the unit circle is picked at random. What is the probability…

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Q: For standard normal distribution find area to the right of 1.5

A: P(Z&gt;1.5)=?

Q: a) Explain the difference between simple random sampling and convenience sampling. Discuss the…

A: a) Difference between the simple random sampling and convenience sampling is described in the…

Q: 26. Protocols. A pack of four cards contains one spade, one club, and the two red aces. You deal two…

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Q: A particle performs a random walk on the corners of the square ABCD. At each step, the probability…

A:

Q: peyton has 2 pizzas.eac pizza is cut into 10 equal slices.she and her friends eat 14 slices what…

A: there are 2 pizza each pizza cut into 10 equal slices.  eat 14 slices  parts of pizzas they eaten  =…

Q: 2. Each person in a group of n people chooses another at random. Find the probability: (a) that…

A: GivenTotal number of people =n Each person chooses another person at random. a) The number of people…

Q: The owner of a newsstand in a college community estimates the weekly demand for a certain magazine…

A: From the provided information, The probability distribution table is as follow: Quantity Demanded…

Q: Problem 6 Let X - Hyp(N,b,n), i.e. OD () P{X=k} = < if k € (0,...,n) else. Now let N, b→∞o in such a…

A: Suppose there is a finite population of size N that contains exactly K objects that has a specified…

Q: 77 months. If the claim is true, what is the probability that the mean monitor life would differ…

A: It is given that  Mean, μ = 82 Standard deviation, σ = 77 Sample size, n = 71

Q: Suppose

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Q: On the average, a certain computer part lasts ten years. The length of time the computer part lasts…

A:

Q: 6. An unfair coin is flipped repeatedly, where P(H) = p = 1- q. Let X be the number of flips until…

A:

Q: In a sample space of 200 left handed batsmen (LHB) and 300 right handed batsmen (RHB), it is assumed…

A: Here, In a sample space of 200 left handed batsmen (LHB) and 300 right handedbatsmen (RHB), it is…

Q: Suppose that X₁, X2, X3 are independent and identically distributed random variables with…

A: Given Cdf  F(x)=1-2-x; x≥0