The Text Identifies Three Dimensions Along Which Goals Can Be

question 156

Essay

The text identifies three dimensions along which goals can be classified.Briefly describe each dimension and give examples.

---

Definitions:

Main Effect

The direct impact of an independent variable on a dependent variable in an experimental study, ignoring the effects of other independent variables.

Factor A

In experimental design, a variable that is deliberately manipulated to observe its effect on a dependent variable, often referred to as an independent variable.

Critical Value

The threshold value that a test statistic must exceed in order to reject the null hypothesis in a statistical test.

Df

Short for degrees of freedom, it refers to the number of independent values in a calculation that are free to vary.