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According to Standard Convention, a Researcher Must Be ____% Sure

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According to standard convention, a researcher must be ____% sure that the difference she observed between experimental conditions was not simply the result of chance in order to conclude that the difference is statistically significant.


Definitions:

Sampling Bias

A systematic error that occurs when the sample is not representative of the population from which it is drawn, potentially distorting study findings.

Inferential Statistics

A branch of statistics that allows one to make predictions or inferences about a population based on a sample of data taken from that population and analyzed through the use of statistical tests.

Generalizability

The extent to which findings from a study can be applied or extended to broader contexts outside the specific study conditions.

Research Study

A systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.

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