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Regardless of sample size, the degrees of freedom assigned to the single-sample t ratio must remain constant.
Coefficient of Determination
A statistical measure, often denoted as R-squared, that represents the proportion of the variance in the dependent variable that is predictable from the independent variable(s).
Independent Variable
A variable in an experiment or analysis that is manipulated or categorized to observe its effect on a dependent variable.
Dependent Variable
The variable in an experiment that is expected to change as a result of manipulations of the independent variable.
Hydroxide ions
Negatively charged ions made up of one oxygen and one hydrogen atom, symbolized as OH-.
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