STAT 200 Study Guide - Midterm Guide: Sampling Distribution, Central Limit Theorem, Bar Chart

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STAT 200 Full Course Notes
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Circle the most appropriate answer: [2 marks each: form a data set that consists of four integer numbers from 1 to 10 (inclusive, without repeats). The variance of the total length of three randomly chosen balls of yarn will be: 6 ft2, 12 ft2, 18 ft2, 36 ft2, sixty-four percent of the teenager population is nearsighted. Consider random samples of 4 teenagers drawn from this population. Which of the above statements is (are) correct: statement (i) only, statements (i) and (ii) only, all the three statements, none of the three statements. Each urn contains 1 black marble and 2 white marbles. You randomly draw one marble from each urn. Let x be the number of white marbles out of the two being drawn. Then: x is a bin(2, 2, x is a bin(3, 2, x is a bin(6, 1, x is not a binomial random variable. 2 ) random variable: the following boxplots show left hand lengths.

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