Examlex
According to a simple circular-flow diagram, how many markets do households and firms interact in?
Test Statistic
A calculated value from sample data used to make decisions about the validity of a hypothesis.
Two-tail Test
A statistical test where the critical area of a distribution is two-sided and tests whether a sample is greater than or less than a certain range of values.
P-value
The probability of observing results as extreme as those observed in a study, under the assumption that the null hypothesis is true.
Null Hypothesis
A hypothesis in statistical analysis that assumes no significant difference or effect exists between specified populations or parameters.
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