Suppose the commuting time from north bay to Barrie varies uniformly from 135 min to 180min what is the probability that the drive will take less than 160 min

Q: Suppose X is an exponential random variable with parameter 1/2, and let Y = 14 X^2 + 7. Compu the…

A: Given that X is an Exponential random variable with parameter 1/2. fx=12e-12x, x>0 Given that…

Q: nat is the probability that sample will be larger than 670 mg? 2. In a study of the life expectancy…

A: Given Mean μ=70, standard deviations σ=5.1, n=sample size=50,  p( x̄<68)=?

Q: You are given P[AUB]=0.7 and P[AUB']=0.9. Calculate P[A].

A:

Q: 3. 50%of patients in a clinic have Covid-19. 30 percent of the clinic' s patients are hypertensive.…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: Erron got a new job in a shoe store at Robinson's Calasiao, Pangasinan. The numbers of pair of shoes…

A: Population is the whole observation involve in the study. The average of the population observation…

Q: A random sample of patients are selected and their blood pressures (high, low, or normal) and…

A: Probability is about determining the chance of occurrence of any event.

Q: Given P(An B') = 0.25, P(A) = 0.48 and P(B) = 0.42. Find P(A n B). Is A and B mutually exclusive…

A: (1) Let A and B are two events The known probabilities are,

Q: ) What is the probability that a traveler is female?  (c) Assuming the traveler is a female, what…

A: here

Q: following table shows the results of a survey of 200 authors by a publishing company.   New Authors…

A: Given that      New Authors Established Authors Total Successful 10 46 56 Unsuccessful 30…

Q: EXAMPLE 4.3d Suppose that X and Y are independent random variables having the common density…

A:

Q: 4. Let X1, X2, X3, X4 denote the variables bill length, bill depth, flipper length and body mass,…

A: x1 x2 x3 x4 bill_length_mm bill_depth_mm flipper_length_mm body_mass_g   y1 y2 3x1+2x2…

Q: Problem 2 Consider a random variable with cdf(x) = 1-exp(-10x) when x2 0. And 0 otherwise. a)…

A: Given that  Cumulative distribution function of X is  F(X=x)=1-e-10x  , x ≥ 0          = 0    ,…

Q: The probability density function of random variable X is given as: if 0 < x < 2 8 f(x) = 1 if 2 < x…

A:

Q: 11. How many distinguishable permutations can be made using the letters of the word PARALLEL? * O A.…

A: Solution

Q: 1. A manufacturer of mobile phone claims that 70% of its products pass a test of having no faults…

A: Given that  n=12 , p=70%=0.70 , q=1-p=1-0.70=0.30 X~Binomial(n=12 , p=0.7) X= Number of mobile…

Q: In is required to seat five men and four women in a row so that the women occupy the even places.…

A: Given that In is required to seat five men and four women in a row so that the women occupy the even…

Q: Jac tosses an unbiased coin. If the coin lands with head up on each toss, he wins Php50. However, if…

A: Here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY  here use expected value formula

Q: A certain type of storage battery lasts on average, 3.0 years with a standard deviation of 0.5 year.…

A:

Q: One bag contains 6 white balls, 3 red and 4black balls, and a second bag contains 4white balls and 6…

A:

Q: 2. Dylan, Andrew, Hailey, and Jordan ran in a race of 25 people. In how many different orders can…

A: 2. There are 4 people Dylan,Andrew,Hailey and Jordan Here The places are also 4 The race are start…

Q: Compute (a) P{X > 1, Y < 1}; (b) P{X < Y}; and (c) P{X < a}.

A:

Q: 2. Suppose that a box initially contains b black balls and w white balls. In each step, we select a…

A: Box -  (  b black balls and w white balls) One ball drawn, put it back with one new of same colour.…

Q: 1. A college freshman must take a science course, a humanities course, and a mathematics course. If…

A: Given: There are 4 science courses, 3 humanities courses and 2 mathematics courses. A college…

Q: each item. 1. C(8, 3) = 2. C(n, 4) = 15 3. C(8, r) = 28 4. C(9, 9) = 5. C(n, 3) = 35 6. C(10, r) =…

A: (4) The number of ways is,

Q: average

A:

Q: There is a very popular lottery in which a ticket is called a scratcher. In this lottery, 41% of the…

A: Given

Q: luom sample of 8 Tale Winds passengers. Let p represent the proportion of passengers from the sample…

A: We have given that,  Population proportion (p) = 77% = 0.77 and sample size (n) = 8 Then,  We will…

Q: 8. In a recent study the population size was 1000, from which a sample was taken of 30 that gave us…

A:

Q: Part 2 - Find the error(s) and solve the problem correctly. Be sure to show and explain all work…

A: Given that  P(marinara)=0.72  , P(Buffalo sauce)=0.65  P(marinara or Buffalo sauce)=0.95 Find…

Q: (b) Based on your answer to part (a), choose the correct statement. O The value of the test…

A:

Q: 1. An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at…

A: The Poisson distribution gives the probability of number of event occurs in an interval. The…

Q: The accompanying summary data on Ceo, particle sizes (nm) under certain experimental conditions was…

A:

Q: THE MEAN PRODUCTION OF WORKERS IN A CERTAIN FACTORY IS 10 PRODUCTS PER HOUR WITH A STANDARD…

A:

Q: 2. Explain how you would find out how many committees of 4 boys and 2 girls can be found from a…

A: Here use combination

Q: probability prep Two machines- A, B operate independently in a factory. Machine A is out of action…

A: Given,P(machine A is out of action)=0.1P(machine B is out of action)=0.05and both A , B operate…

Q: In how many ways can a subcommittee of eight be chosen from a Senate committee of seven Democrats…

A: We have to find In how many ways can a subcommittee of eight be chosen from a Senate committee of…

Q: For the experiment of drawing a card from a standard deck of 52, the followin events are defined: A…

A: Given information: A is the event that the card is a face card B is the event that the card is an…

Q: Jse the Binomia expression (3x + 2y²)°. Show your work. Theorem to expand the

A:

Q: If the probability of success is 0.4, find the probability of failure in 3 out of 3 trials.

A: Let X be the number of failure  from binomial distribution with probability of success (p) = 0.4 and…

Q: A scientist has read that the mean birth weight of babies born at full term is 7.4 pounds. The…

A: Given that  Population mean weight=7.4 Sample mean=7.8 Standard deviation=1.5  We have to find…

Q: Find the unknown in each item. 1. C(8, 3) =. 2. C(n, 4) = 15 3. C(8, r) = 28 4. C(9, 9) = 5. C(n, 3)…

A:

Q: A bag contains 4 red balls, 8 blue balls, and 6 yellow balls. Find the probability of a. Drawing 4…

A:

Q: 3. A game show involves three doors. One door conceals a brand new car, and the other two doors…

A: 3 doors One door -  a car Other two doors - rubber chickens It is like Monty Hall problem.

Q: 2. The daily demand for copies of a movie magazine at a variety store has the probability…

A: no.of copies(X) probability (P(X)) x.P(X) X2.P(X) 0 0.06 0 0 1 0.14 0.14 0.14 2 0.16 0.32…

Q: In a​ lottery, the top cash prize was $675 million dollars, going to three lucky winners. Players…

A: Given that

Q: The expected value of the variable M is the population average of the variable M. True False

A: Solution-: The expected value of the variable M is the population average  of the variable M. True/…

Q: Grand Sun Buffet is a large restaurant chain. After paying for a meal at Grand Sun Buffet, customers…

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Q: Columbia College student staying alive?      b.        Barnard student remaining alive?

A:

Q: A bag contains 25 balls marked 1 to 25. One ball is drawn at random. What is the probability that it…

A:

Q: According to the manufacturer, M&M’s are produced and distributed in the following proportions: 13%…

A: