Examlex
Fixed exchange rates are determined in free markets by the forces of demand and supply.
Staring
Fixing one's gaze on someone or something for a long period, often in a manner that can be perceived as intense or aggressive.
Confounding Variable
An outside influence that changes the effect of a dependent and independent variable being examined in an experimental or observational study.
Independent Variable
A variable in an experiment that is manipulated or changed by the researcher to observe its effects on the dependent variable.
Covaries
When two variables change in relation to each other, suggesting a potential relationship or correlation between the two.
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