Examlex
If two intervally scaled variables are not at all associated, the value of r will be negative.
Null Hypothesis
A statistical proposition that presumes the absence of a significant discrepancy or impact among specific attributes of a population or data set.
Research Hypothesis
A statement predicting a significant relationship or effect between variables, tested against the null hypothesis.
Null Hypothesis
A statement of no effect or no difference, which researchers aim to test against the alternative hypothesis.
Statistical Significance
Statistical significance indicates the likelihood that a result from data collected and analyzed in a study is not due to chance, typically measured by a p-value.
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