CRIM 320 Chapter Notes - Chapter 2: Level Of Measurement, Frequency Distribution
10 Sep 2019
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Document Summary
Collecting data entails serious effort on part of criminologists & cj researchers who seek to increase knowledge of crime & cj issues. Data collection - only beginning as far as statistical analysis concerned. Yields raw materials that cj researchers use to analyze data, obtain results, test hypotheses about nature of crime & justice issues. Frequency distribution - table containing categories, score values, or class intervals & frequency of occurrence. Frequency distributions of nominal data - consist of 2 columns. First - indicates which characteristic being presented & contains categories of analysis. Adjacent column - indicates number in each category & total, which can be represented by either n = or total below categories. Making comparisons b/w frequency distributions is procedure often used to clarify results. Particular comparison researcher makes is determined by question they seek to answer. When researcher studies distributions of equal size, frequency data can be used to make comparisons b/w groups.
