Examlex
Expressions of sympathy must always be elaborate.
Null Hypothesis
A statistical hypothesis that assumes no significant difference or effect exists between certain characteristics or variables being studied.
Sample Mean
The average value of a set of observations taken from a sample, which is used to estimate the mean of the entire population.
Hypotheses
Hypotheses are proposed explanations made on the basis of limited evidence as a starting point for further investigation.
Rejection Region
The range of values for which the null hypothesis is considered unlikely and is rejected in a hypothesis test.
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