Interpreting Data

Interpreting Data - Interpreting Data After psychologists...

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Unformatted text preview: Interpreting Data After psychologists develop a theory, form a hypothesis, make observations, and collect data, they end up with a lot of information, usually in the form of numerical data. The term statistics refers to the analysis and interpretation of this numerical data. Psychologists use statistics to organize, summarize, and interpret the information they collect. Descriptive Statistics To organize and summarize their data, researchers need numbers to describe what happened. These numbers are called descriptive statistics . Researchers may use histograms or bar graphs to show the way data are distributed. Presenting data this way makes it easy to compare results, see trends in data, and evaluate results quickly. Example: Suppose a researcher wants to find out how many hours students study for three different courses. Each course has 100 students. The researcher does a survey of ten students in each of the courses. On the survey, he asks the students to write down the number of hours per each of the courses....
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This note was uploaded on 01/23/2012 for the course PSY PSY2012 taught by Professor Scheff during the Winter '09 term at Broward College.

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Interpreting Data - Interpreting Data After psychologists...

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