Examlex
The pH of most foods is
Critical Value
A point on the scale of the test statistic beyond which we reject the null hypothesis, given the significance level of the test.
Significance Level
The probability of rejecting the null hypothesis when it is actually true, a threshold within hypothesis testing signaling whether an observed effect is statistically significant.
Nonparametric Techniques
Statistical methods used when data do not assume a normal distribution or when the form of the underlying distribution is unknown.
Population Distribution
The spread of frequencies or occurrences of varying characteristics within a population.
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