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Inferential Data Analysis
Inferential statistical data analysis always involves the process of sampling and the selection of a small group that is assumed to be related to the population from which it is drawn. The small group is known as the sample, and the large group is known as the population. Drawing conclusions about populations based on observations of samples is the purpose of inferential analysis.
Parametric Treatment of Data
Parametric tests the most powerful tests for testing the significance or trustworthiness of the computed sample statistics and are very useful. Their use is based on certain assumptions. These tests should be used for the following:
- When the variables described are expressed in interval or ratio scales and not ...
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