Examlex
Rosenthal and Fode's "maze-dull" rats (1963) had been bred to be particularly slow learners.
Null Hypothesis
The null hypothesis is a statement in hypothesis testing that suggests no effect or no difference, serving as the default assumption to be tested against.
μ = 5
This denotes that the population mean (μ) is equal to 5, often used in statistical formulas and hypotheses testing.
Research Hypotheses
Statements made by researchers that predict a relationship between two or more variables.
Statistical Hypothesis
An assumption or claim about the characteristics or parameters of a population, which can be tested using statistical methods.
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Q49: Null hypothesis testing is the only approach