Statistical Tests for Effects Are Based on a Ratio of the Size

question 27

True/False

Statistical tests for effects are based on a ratio of the size of the difference in the sample means and sampling error to allow us to determine what part of the mean difference is due to the effect and which part is due to sampling error.

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Definitions:

Reliability

The degree to which a test, tool, process, or system consistently produces the same results under the same conditions.

Reliability

The consistency of a measurement, test, or instrument to produce stable and consistent results over time.

Measuring

The process of determining the size, quantity, or degree of something using instruments or tools designed for such purposes.

Correlation Coefficients

Statistical measures that indicate the extent to which two variables fluctuate together, showing the strength and direction of their relationship.