Examlex
A decrease in taxes will shift aggregate demand to the _____, cause consumption to _____, and cause output to _____. Due to the crowding-out effect, investment will _____.
Null Hypotheses
The null hypothesis is a statement in statistical hypothesis testing that assumes no effect or no difference in the case of the study, serving as the default or initial assumption.
T-test
A statistical method employed to assess if there's a notable difference in the averages of two distinct groups.
Significance Level
A predetermined threshold for determining statistical significance in hypothesis testing, typically set at 0.05, which represents the risk of committing a Type I error.
T-statistic
A ratio of the departure of an estimated parameter from its notional value and its standard error.
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