CJ 301 Asm 4 first page - CJ 301 Assignment 4 Measures of...

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CJ 301 Assignment # 4 – Measures of Dispersion –Please answer each of the following questions. In order to complete this assignment please read the lecture: Measures of Dispersion under Learning Modules. (RANGE, MEAN DEVIATION, VARIANCE, STANDARD DEVIATION). Due date: February 21, Sunday (by midnight) *15 points total NAME: ____ Clayton Granch 1. A random sample of five convicts received the follow prison sentences (in years): 3 points 3 9 3 2 6 a. Find the mode. 3 b. Find the median. 3 c. Find the mean. 4.6
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Unformatted text preview: 2. What are the four different measures of dispersion? 1 point Range, mean deviation, standard deviation, variance. 3. Why is the range the most convenient measure of dispersion, yet the most imprecise measure of variability? When would you use the range? 1 point It is convenient because it measures from the lowest to the highest number. It is imprecise because the highest and lowest numbers could be major outliers. It is good for dispersion in small data sets....
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