A pair of dice is rolled 900 times. 1. What is the probability that a total of 7 in the upper faces of the dice occurs exactly 130 times?

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Q: f(x, y) cx²y 0≤x² ≤ y ≤1 0 e.o.c

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Q: 2. Let X and Y be continuous random variables having the joint density function: [c(x² + y²) 0 f(x,…

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Q: 8. Use 2 to express the following summations. • 1+4+9+16+ +10000 •2+4+6+... 9. Find the value of the…

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Q: 2. A theater owner has found that 5% of patrons do not show up for the performance that they…

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Q: Suppose a college student organization has thirty-five members comprising exactly seven students…

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Q: Let S = {d, f, m, r, v, y} be a sample space of an experiment and let F = {d, r, y} and G = {f, m,…

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Q: Elimination In the past year, 13% of businesses have eliminated jobs. If 5 businesses are selected…

A: P(eliminate job)=p=0.13sample size,n=5x=no.buisnesses eliminated jobs)P(X=x)=nCx×px×qn-x…

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Q: An executive committee consists of 13 members: 6 men and 7 women. 3 members are selected at random…

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Q: Survey on Answering Machine Ownership In a survey, 63% of Americans said they own an answering…

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A: It is given that  Standard deviation, σ = 12 Margin of error, E = 3

Q: Given a normal distribution with μ = 50 and o= 10, find: (a) the area under the curve to the left of…

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Q: For persons infected with a certain form of malaria, the length of time spent in remission is…

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Q: A study found that the mean amount of time cars spent in drive-throughs of a certain fast-food…

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Q: Year Enrollment 1965 r= 650 1970 690 LSRL equation : 1975 740 1980 790 1985 840 YOUR TURN O 1990 900…

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Q: A box contains 5 Balls labeled with the number "1", 3 balls labeled with the number "2", and 1 ball…

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Q: MEAN=50 STANDARD DEVIATION =7 P(3541)= *Round to 4 decimal as needed*

A: The mean is 50 and standard deviation is 7.

Q: The effective life of a component used in a jet-turbine aircraft engine is a random variable with…

A: 1st :  Mean = 5000 SD = 40 N1= 16 2nd : improved Mean = 5050 SD = 30 N2 = 25 P[ (mean1 - mean 2)…

Q: Suppose that on an average two tornadoes occur in 10 years in a county in Oklahoma. Further assume…

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Q: fair coin (a nickel) is tossed once. Using the experimental probability model along with the law of…

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Q: The random variable X represents the number of cars per household in a town of 1000 households. Find…

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Q: Page 153, 2.8.8*. Let X and Y be independent random variables with means μ₁, μ2, and variances ²1,…

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Q: formation regarding the ACT scores of samples of students in three different majors is given below.…

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Q: 7. In how many ways can the letters of the word "EQUATION" be arranged so that the consonants may…

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Q: 1. Marginal and Conditional Probabilities Consider the following joint distribution. Xo X₁ X₂ P(X0,…

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Q: Is an Ace a 10 or higher, or is it a 1? You would either have: Heart 10 J Q K A Diamond 10 J Q K A…

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A: Given data is x y 1 46 2 42 3 40 4 41 5 38 6 36

Q: A group of 8 people, A, B, C, D, E, F, G, and H are visiting an amusement park. a). The park is…

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Q: A certain club consists of 5 men and 6 women. How many ways are there to form a committee…

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Q: Data were collected on the distance a frisbee will travel when thrown at a certain speed. The speed,…

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Q: probability

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Q: Caselet 1 Coefficient of Linear thermal expansion (CTE) is a material property that describes the…

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A: Given that.   X~N( μ , ?)   μ=266     , ?=16   Z-score =( x - μ )/?

Q: In a large population, 16% of the people are left-handed. In a random sample of 10 people, a) use…

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Q: There are two bags each containing 10 books all having different titles but of the same size. A…

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