Examlex
Give the formula for sodium hydroxide.
Internal Validity
The extent to which the results of a study are due to the manipulation of the independent variable and not other factors.
Causal Relationship
indicates a situation where one variable directly affects another variable, implying causation rather than just correlation.
Statistical Accuracy
The degree to which statistical estimates reflect the true value of the parameter being measured.
Alternative Hypothesis
A hypothesis that proposes a relationship between variables, countering the null hypothesis that suggests no such relationship exists.
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