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| presumed cause of the dependent variable; sometimes referred to as the "predictor variable" |
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the way in which data are obtained in experimental-type approaches
source of 2 types of bias: inappropriate data collection and inadequate questions |
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| ability of the research design to answer accurately the research question |
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| phenomena that have an effect on the study variables but are not necessarily the object of the study (aka confounding or extraneous variables) |
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| definition that reduces the abstraction of a concept to a concrete observable form by specifying the exact procedures for measuring or observing phenomena |
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| term that refers to the procedures that enhance and are used to judge the integrity of the research design |
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| statistical conclusion validity |
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| power of an investigator's findings are accurate or reflect the underlying purpose of the study |
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| concept or construct to which a numerical value is assigned; by definition, it must have more than one value, even if the investigator is interested in only one condition |
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-record of variable names for each variable in experimental-type research
-record of categories, codes, and line placement in naturalistic inquiry |
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| procedures used to summarize raw data into more compact and interpretable forms |
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| set of actions necessary to develop and maintain the raw data and statistical control files that are developed in experimental-type studies |
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| particular approach to coding segments of narrative that is used in naturalistic forms of analysis; investigator indicates personal notations as to emerging hypotheses and subsequent direction for analysis |
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| set of words, derived from stories, interviews, written journals, and other written documents, which forms the data set in naturalistic inquiry |
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| set of numbers in a computer file that is entered from a questionnaire or other data collection instrument in Experimental-type research; its creation is the first action step in the process of preparing data for statistical analysis |
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| typed narrative derived from an audiotape or a video image of an interview with an individual or group; represents an action process primarily used in Naturalistic inquiry as the first step in the analysis and interpretation of narrative |
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| applied to each variable in computer file; follows certain conventions that are based on the particular statistical software used by the investigator |
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