Suppose that 67% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Give your answer as a decimal (to at least 3 places) or fraction

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A: Sampling is a way of selecting a subset of a population.

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Q: Find Cov(X, Y)

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Q: The probability the container will be shipped is (Round to the nearest thousandth as needed.)

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A: For the given table E(y ) =?

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Q: A swim team consists of 5 boys and 4 girls. A relay team of 4 swimmers is chosen at random from the…

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Q: The joint pmf of X and Y are given in the table below: Y X 2 4 2 1 15 15 3 15 3 15 15 23

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Q: What is the expected foreign exchange rate?

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Q: SITUATION 4 Consider the following two probability distributions: f (x) 5!(0.99) (0.01)*- æ!(5-a)! х…

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Q: 8. A consultant's study found Mary's call centre had a 7% chance of transferring a call about…

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Q: The average height of 1,000 children is 150cm with a standard deviation of 10cm. How many children…

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Q: If you roll two dice, what is the probability of an even sum or a sum of 8 or more?

A: The outcomes for each of the die is {1, 2, 3, 4, 5, 6}.

Q: Example 55. Calculate Q,, Q3, D, P, P90 from the following data: Marks : 0 – 10 10 – 20 · 20 – 30 40…

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Q: Example 19. A lamp lighter has to light 100 gas lamps. He takes 1½ minutes to go from one lamp post…

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Q: 8. The following study was conducted on the behavioral attack patterns of predators in three…

A: Let S=Sprint Strike , H=Shrun land , G=Grass land. Note: According to Bartleby guidelines expert…

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Q: Given the numbers 0, 1, 3, 5, 7, 8 and 9 and if repetition is allowed; a. How many 4-digit numbers…

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Q: 13. Estimate the number of employees earning at least 63 but less than Rs 75 from the following…

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Q: P(35<x<39)       50 murders surveyed  0.61% of the murders were cleared

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Q: If the probability of engine malfunction during any one hour period is p = 0.02 and Y denotes the…

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Q: . Suppose your waiting time for the campus shuttle in the morning is uniformly distributed on [0,…

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

Q: The following data is given: 3 4 14 12 9 _y 4 7 11 Use linear least-squares regression to determine…

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Q: 5. Show that for a discrete uniform random variable X, if each of the values in the range of X is…

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Q: Example 4. In a survey of 2000 mobile it was found that 1700 users liked Nokia and 1500 users liked…

A: In question,  Given that in a survey of 2000 mobile it wa found that 1700 users liked Nokia and 1500…

Q: person's level of blood glucose and diabetes are closely related. Let x be a random variable…

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Q: Jack wrote a 10-question multiple choice quiz. Each question has five possible choices. What is the…

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Q: Saved The probability of A is 0.4. The probability of B is 0.5. The probability that neither A nor B…

A: We have given that P(A) = 0.4 P(B) = 0.5 Probability that neither A nor B happens is P(A ∪ B)c = 0.1…

Q: Q. 18 Explain the uses of Time Series.

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Q: Example 8. In a survey of Magazine 10,000 families it was found that 4000 families buy Magazine A,…

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Q: Determine the mode of the set of values: 8, 13, 20, 9, 13, 15, 8, 12, 13, 10, 16 and 11.

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Q: Explain crude birth rate and give. its merits and demerits.

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Q: Tuguegarao patrol group is concerned about the number of motor accidents along Buntun Highway. They…

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Q: (2) Determine the areas under the normal curve given the mean of the distribution µ = 80 and o =…

A: Given Information: Mean μ=80 Standard deviation σ=5.5

Q: group, mean wage of men is Rs 70 and the mean wage of women is Rs 50., Find the p 2. The mean wage…

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Q: use permutation or combination in solving the problems below. In a Christening, there are 9…

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Q: 1. In your study, the population size is 10,000. What is the size of your sample if you allow 2%…

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Q: Design a Single Attribute Sampling Plan that will be close to the following requirements: AQL = P. =…

A: From the given information, α=0.05β=0.10AQL=pα=0.02LTPD=pβ=0.100   Below the conditions are…

Q: I. Tell whether each of the following is a combination or a permutation. Write PE if each statement…

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Q: (vii) at least one of the car (viii) none of the car.

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Q: 17. Fit a straight line trend by the method of least square. 1990 1991 1992 1993 1994 1995 1996 1997…

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