Tests of statistical significance should not be calculated on relationships observed in data collected from whole populations.

Question

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Tests of statistical significance are used to determine if a relationship observed in a sample of data is statistically significant, meaning that it is unlikely to have occurred by chance. These tests are not necessary when analyzing data from a whole population, as the relationships are not based on chance and are therefore, by definition, significant.

Tests of Statistical Significance Should Not Be Calculated on Relationships