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The research finding that an extremely intelligent working-class student was much less likely to do well at school than a less intelligent student from a higher socioeconomic group shows:
Test Statistic
A value derived from sample data used in hypothesis testing to determine whether to reject the null hypothesis.
Null Hypothesis
A statistical hypothesis that assumes no significant difference or effect exists between specified populations or parameters.
Alternative Hypothesis
A hypothesis that contradicts the null hypothesis by stating there is a statistically significant effect or relationship between variables.
Null Hypothesis
A default hypothesis that there is no significant difference or effect, used as a starting point for statistical hypothesis testing.
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