Which of the following two variables are both quantitative and continuous? 1. The amount of water in a lake. 2. The type of surgery performed in a hospital. 3. The time it takes to study for an exam. 4. The number of books in a library. 2 and 4 1 and 2 3 and 4 1 and 3

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Q: 9- Let X-U(0,0), then P(X> X²) is (a) 0 (b) 1/0 (c) 1/2

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Q: Assume that a sample is used to estimate a population mean u. Find the 99.5% confidence interval for…

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Q: P(Z ≤ 0.77) = [] P(Z > 1.36) = [ P(−0.70 < Z < 2.06) = |

A: Given P(z≤0.77)

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Q: A random sample of birth weights of 186 babies has a mean of 3103 g and a standard deviation of 696…

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Q: P (Z ≤ 0.77) = [ P(Z > 1.36) = P(-0.70 < Z < 2.06) = |

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Q: 14- If the p. d. f of a random variable X is f(x) = 1,0 ≤ x ≤ 2, then P(X> 1.5|X > 1) is (a) 0.5833…

A:

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Q: A previous study gave (0.11, 0.23) as a confidence interval for p. Find the minimum sample size…

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Q: ) What conditions are necessary for your calculations? (Select all that apply.) O uniform…

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Q: If n=190 and ˆpp^ (p-hat) =0.17, find the margin of error at a 99% confidence level Give your…

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Q: At the alpha = 0.01 level , what is the correct conclusion for this test? The daily temperatures in…

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Q: Q3: Choose the correct answer Let X-F (4,8), then 3. The probability density function of X is

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Q: 1. The average number of cycles of charging of rechargeable batteries manufactures in a certain…

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Q: Let X and Y have a bivariate normal distribution with parameters P₁ = 5.4, p= 0.70and given Y = 6,…

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Q: X 06 23 3 C

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Q: "Does how long young children remain at lunch table help predict how much they eat?" Here are data…

A: Given data is  Time 21.4 30.8 37.7 33.5 32.8 39.5 22.8 34.1 33.9 43.8 Calories 472 498 465 456…

Q: 6. Which of the following is true about probit analysis?

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Q: Construct a cumulative frequency distribution with 7 classes.

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