Examlex
Under the Bretton Woods system of fixed exchange rates, the price of the U.S.dollar was fixed in terms of gold and the prices of all other currencies were fixed in terms of dollars.
Regression Toward the Mean
A statistical phenomenon wherein extreme scores on one occasion tend to be closer to the average on subsequent testing.
Illusory Correlation
A cognitive bias where people falsely perceive an association between two unrelated events or variables.
Random Assignment
A procedure in experimental designs that ensures each participant has an equal chance of being placed into any group, reducing biases.
Central Tendency
A statistical measure that identifies a single value as representative of an entire distribution of data, often using the mean, median, or mode.
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