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1. The empirical rule applies to: a) only symmetric distributions c) all distributions b) only uniform distributions d) only normal distributions 2. The z-score
1. The empirical rule applies to: a) only symmetric distributions c) all distributions b) only uniform distributions d) only normal distributions 2. The z-score for a person's IQ test is z = 1.50. What does this z-score mean with respect to the person's IQ? a) the IQ is 1.50 b) the IQ is equal to the mean c) the IQ is lower than the mean d) 3. What type of data is depicted using a Pareto diagram? the IQ is higher than the mean
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Introductory Statistics Exploring The World Through Data
Authors: Robert Gould, Colleen Ryan
2nd Edition
9780321978509, 321978277, 321978501, 978-0321978271
