A bag contains 3 Red and 7 Blue counters. Two counters are taken from the bag at random, without replacement. The first counter taken was Blue; what is the probability that the second counter taken was Red? 1/4 3/7 1/3 2/9

Q: a. Construct operating characteristic curves for acceptance numbers of 2, 3, and 4 (to 4 decimals).…

A: The acceptance sampling procedure uses 20 randomly selected crystals that is n=20…

Q: Consider the random variables X and Y with joint density function. 0 0.5, Y > 0.5).

A: Given,f(x,y)=x+y; 0≤x,y≤10; elsewhere

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A:

Q: You wish to test the following claim (Ha) at a significance level of a = 0.01. H.:µ = 75.8 Ha:µ >…

A: From the provided information, Sample size (n) = 73 Sample mean (M) = 77.2 Standard deviation (s) =…

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A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

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A: A continuous random variable X is said to follow Uniform distribution with parameters a and b, if…

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A: Introduction: The joint probability density function, f (x, y) of the two continuous random…

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A: Given.  Let p be the probability of getting life of bulb over 100 days  n=sample pf bulb  n=6, X be…

Q: Four people, called North, South, East and West, are each dealt 13 cards from an ordinary deck of 52…

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Q: expected number of pens without ink is:

A: Here use hypergeometric distribution because without replacement model

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A: Here given For her birthday, Karla received a new wardrobe consisting of 5 shirts, 3 pairs of pants,…

Q: (iii) takes Economics or a female. (c) Two students are chosen at random, find the probability that…

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Q: If the sample size is n = 2 and the population variance is o =7.75, what is the variance of the…

A: NOTE-AS PER GUIDELINES I HAVE CALCULATED FIRST MAIN QUESTION ONLY

Q: [Q3] A sample of 200 people are classified as below. If a person is picked at random from this oup,…

A: Given that    Male Female  Elementary  38 45 Secondary  68 50 College  22 27

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A:

Q: A bag contains five discs, numbered from 1 to 5 inclusive. A disc is drawn from the bag. If the…

A: Here use counting principle

Q: If a random variable X has the gamma distribution with a = 2 and B = 1, find P(1.8 <X< 2.4). O0.2315…

A: Solution

Q: A quality engineer selects 3 iPods from a box that contains 20 iPods of which 3 are defective. What…

A: Given that 17 - non defective 3 - defective 20 - total p ( first is not defective and others are…

Q: (AN B)°n C°

A: Given,         sets(events): A = {2 ≤ outcome ≤ 5}, B = {outcome ≥ 3}, and C = {outcome is odd}

Q: A manufacturer of COVID-19 vaccine is concerned about the quality of its formulation. As such, the…

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Q: (c) given below. What is the probability that the random variable is smaller than 1? A random…

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Q: 300 students were surveyed. 100 students from 3 different grades were identified and asked if they…

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Q: Given a rice, 3 food (adobo, afritada, and tinola); 3 kinds of beverages (softdrinks, ice tea, and…

A: Given problem Given that   Given a rice, 3 food ( adobo, afritada, and tinola ); 3 kinds of…

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

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Q: Show complete solution thank you One overnight case contains 3 bottles of aspirin and 4 bottles of…

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Q: Use the confidence interval to find the margin of error and the sample mean. (1.70,2.08) ... The…

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Q: 10. A bowl contains 10 marbles: 3 red marbles, 5 blue marbles, and 2 white marbles. Three marbles…

A: a) Given that 3 marbles are randomly selected here, the probability that 2 of them are blue marbles…

Q: he Corona Virus, that started to spread in many countries in early 2020, is more contagious than the…

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Q: According to a study done in 2019, the average monthly expenses for cell phone loads of high school…

A: For the given data Perform t test for one mean

Q: Conditional Probability Determine the following probabilites. Write your answer as a simplified…

A: A single die is rolled than the possible outcomes ares=1,2,3,4,5,6

Q: A teacher categorized students by whether they regularly completed their homework (or not) and…

A: Given: A teacher categorized by whether they regularly completed their homework (or not) and whether…

Q: The probability that a person living in a certain city owns a dog is estimated to be 0.3. Find the…

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Q: What is the probability that a product does not attain a good review

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Q: Consider an agent whose behavior is best described by prospect theory with loss aversion. Calculate…

A: The value of the prospect given for the agent is 24.8   Expectation of a variable = sum of…

Q: Let X be a random variable with an outcome space {1, 2, 3, 4, 8, 6} and a probability mass function…

A: X 1 2 3 4 6 8 P(X) 125 225 325 425 625 825

Q: What is the probability that it came from Supplier 2? What is the probability that the defective did…

A: Let us define some events A : a box is from supplier 1. B : a box is from supplier 2. C : a box is…

Q: Assume that n > 2 and x E A is a fixed element. How many unordered selections without repeats of k…

A: N&gt;2, X is the element A is a fixed element  How many unordered selections withouts repeats of  k…

Q: In the game of poker 5 cards are drawn from a pack of 52 well-shuffled cards. Find the probability…

A: It is known that Number of cards in a deck = 52 Number of aces = 4

Q: 4. Yobel is a supply chain management company in Peru. They manufacture on-site products for large…

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Q: The probability that the lady of the house is home when the Avon representative calls is 0.55. Given…

A: According to the given information, we have Given that the probability that the lady of the house is…

Q: You will take either a basket weaving class or a philosophy class, depending on what your advisor…

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Q: - へ 2.00 1- PCス

A: Solution: Let Z  be the standard normal variable with mean 0 and standard deviation 1.  Z~N(0,1)

Q: It is known that of the articles produced by a factory, 20% come from Machine A, 30% from Machine B,…

A: Let define the events: A =  articles produced by a Machine A B =  articles produced by a Machine B…

Q: A small town has two fire engines available for emergencies and are operating independently. The…

A: From the provided information, Probability that a specific engine is available when needed is 0.96…

Q: • The value of the test statistic is given by Vn • The p-value is the area under the curve to the…

A: Given : sample size, n =72 sample mean, x̄ =91.6 population standard deviation,σ=12.7…

Q: 7. A large corporation wants to find out which benefits plan its employees would prefer. W procedure…

A: Given: A large corporation wants to find out which benefits plan its employees would prefer.

Q: In a certain college, 4% of the men and 1% of the women are taller than 6 feet. Furthermore, 60% of…

A: Let T=taller than 6 feetW=womenM=menGiven,P(T|M)=0.04P(T|W)=0.01P(W)=0.6P(M)=0.4

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: A professional coin flipper is on a hot streak for getting heads. assume the person is using a…

A: