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Two plane mirrors are arranged so that the reflecting surfaces face each other and are parallel.The mirrors are located at x = 2 m and x = 2 m.An object is located at x = 1 m.The second image from the left mirror is located at
Unobtrusive Measures
Research methods that rely on existing sources and where the researcher does not intrude upon or disturb the social setting or its subjects.
Comparative Historical Research
Research that uses existing sources to study relationships among elements of society in various regions and time periods.
Content Analysis
A research technique for systematically analyzing texts or media messages to identify patterns and draw inferences.
Reliability
The consistency of a question or measurement tool; the degree to which the same questions will produce similar answers.
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