Examlex
The effects of ____________,a hormone that causes color changes in reptiles,are poorly understood in humans.
Sampling Error
The discrepancy between a sample statistic and the corresponding population parameter that arises due to chance.
Null Hypothesis
A statement suggesting no statistical significance or effect, used as a default position that there is no relationship between two measured phenomena.
Research Hypothesis
A specific, testable prediction about the expected outcome of a study based on theoretical grounds.
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