Examlex
The five guiding principles for quality standards of practice for the evaluation profession, (1) systematic inquiry, (2) competence, (3) integrity/honesty, (4) respect for people, and (5) responsibilities for general and public welfare, have been developed by this agency.
Null Hypothesis
A statistical hypothesis that suggests there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
P-Value
In statistical hypothesis testing, the probability of obtaining test results at least as extreme as the ones observed during the study, assuming that the null hypothesis is true.
Null Hypothesis
A default position that there is no difference or effect, in statistics, until evidence suggests otherwise.
Traffic Data
Information collected about the movement of vehicles on roads used to analyze flow patterns, congestion, and planning transportation systems.
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