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9 Νοε 2023 · A frequency distribution shows a pattern of how often things occur in a sample. Learn how it is used in psychology research to display and summarize important data.
In their running example, Janis and colleagues pool data of a measure of the multifaceted therapeutic relationships in group treatment from three studies in which 1,058 individuals were treated in 195 therapy groups.
Psychology. Scientific Investigation. Frequency Distribution. Researchers get a lot of information in the form of measurements and scores. The question is, how should this data be organized for better understanding? This is where frequency distribution, a technique for managing data used in descriptive statistics, comes in handy. Get started.
Examples of frequency distribution in psychological research include the distribution of test scores, the prevalence of certain behaviors in populations, and the range of responses to stimuli.
Learning Objectives. Use frequency tables and histograms to display and interpret the distribution of a variable. Compute and interpret the mean, median, and mode of a distribution and identify situations in which the mean, median, or mode is the most appropriate measure of central tendency.
Frequency distribution in psychology refers to a table or graph that displays the frequency of various outcomes in a dataset. It shows how often each different value occurs in a set of data, providing a visual representation of the distribution of scores.
Table 12.2, for example, is a grouped frequency table showing a hypothetical distribution of simple reaction times for a sample of 20 participants. In a grouped frequency table, the ranges must all be of equal width, and there are usually between five and 15 of them.
