How many 5 letter words can be formed if no letter is allowed to be used no more than once in a word? (A word here is any combo of letters - it does not have to be meaningful.)

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Q: Problem 3. Let X and Y have the joint pdf f(x, y) = 3x, 0 < y < x < 1, zero elsewhere. Compute p.

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A: As per your instructions i have to solve part (b) only For par(b) we have given information x = 1, n…

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Q: X = r cos(27/8) and Y=rsin(27/8), a discrete uniform random variable on the set {0, 1, 2, ..., 7}.…

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Q: Solve i ,ii,iii

A: Note: According to Bartleby guidelines expert solve only one question and maximum three subpart of…

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Q: At a certain college, 45% of the students are female, and 19% of the students major in civil…

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Q: For a random variable X with mean 12 and standard deviation 5, W=2X+4 must have a distribution with…

A: variable x :   standard deviation of x : σx = 5                                           :…

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Q: a poll of 125 randomly selected U.S. adults, 62 said they favored a new proposition. Based on this…

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Q: Can you please also do d) and e)? ty!! great explanation!

A: Given that  Mean=14, standard deviations=1.25

Q: Prove that P[A BOC]≥1-P[ A ] − P[Bº] - P[Cº].

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A: female male total no sport 10 7 17  sport 32 21 53 total 42 28 70

Q: In a certain university, a student can qualify for a masteral degree program in Business…

A: Given info: The test scores is normally distributed with mean of 175 and standard deviation of 20.

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Q: If the cafeteria on BU's campus serves ice cream only 15% of the time, what is the probability that…

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Q: 1. For a specific county, 10 floods have occurred in 50 years. For this problem, a “flood year” is…

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Q: 8. Suppose that colored balls are distributed in three indistinguishable boxes as follows: RED WHITE…

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Q: If records show that the amount of fill per bottle is normally distributed, with a standard…

A: Given Mean=12.1, standard deviations=0.2, n=10

Q: a) There are no conditions. b) There must be exactly 3 women. There must be exactly 4 men.

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Q: 1. In your own words, discuss the following in not more than 5 sentences each: a. Null Hypothesis,…

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Q: In a recent poll, a random sample of adults in some country (18 years and older) was asked, "When…

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Q: QUESTION 6 In the hypotheses H:л=0.40, Hл>0.40, at 5 % level of testing significance. if the sample…

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Q: so is 80% z-score 1.

A: The mean and standard deviation of standard normal distribution are 0 and 1, respectively.

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Q: Sections Covered: Appendix C and sections 2.1-2.3 in the textbook. Problem #1: An urn contains balls…

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Q: Suppose that for a recent admissions class, an Ivy League college received 2,825 applications for…

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