MATH 032 Study Guide - Midterm Guide: Exponential Distribution, Moment-Generating Function, Variance

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9 Jan 2019
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Instructions: a cheat sheet on one side of a 8. 5x11 page is allowed and must be turned in with the exam. Partial credit will be awarded for correct work, unless otherwise speci ed. The total number of points is 100: (25 points: 5 each) for each of the following problems, identify the type of random variable as well as the values of all parameters. If you forget the name of the distribution, you may write down the appropriate pdf or pmf. You do not have to write out reasoning for this problem. Hint: possible answers are the following: bernoulli(p), binomial(n, p), poisson( ), A committee of 10 mem- bers is chosen at random. Let w denote the number of women on the committee. The next two parts refer to a sample x1, x2, . , xn from a normal population with mean 4 i=1(xi and variance 100.