Examlex
A research report states "t(8)= 2.00,p > .05." For this test,r² = 2/10.
Null Hypotheses
A default hypothesis that there is no statistical significance in a set of given observations, essentially stating that any observed effect is due to chance.
Polychlorinated Biphenyl
Polychlorinated biphenyls (PCBs) are a group of man-made organic chemicals consisting of carbon, hydrogen, and chlorine atoms, known for their environmental toxicity and classification as persistent organic pollutants.
Gas Mileage
A measure of how many miles a vehicle can travel on a gallon of fuel.
Type I Error
An error that occurs in hypothesis testing when a true null hypothesis is incorrectly rejected.
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