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Unformatted text preview: 9. The variable that the experimenter manipulates is called the independent variable 10. In acquiring knowledge the method that employs logic, reasoning and objective assessment is referred to as scientific method 11. In inferential statistics the object is usually to generalize from a sample to a population 12. To avoid unknown, systematic factors that may bias the results of an experiment, the experimenter should select a random sample from a population and use controlled conditions. 13. Descriptive statistics are helpful in summarizing and characterizing raw data. 14. A statistic is defined as a number calculated on sample data that quantifies a characteristic of the sample 15. The dependent variable in an experiment is defined as the variable the experimenter measures to determine if there is a real effect...
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 Spring '09
 ShahramGhiasinejad
 Psychology

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