An Urn Is Filled with Three Different Colors of Balls

question 108

Short Answer

An urn is filled with three different colors of balls: red, blue, and white. There are three red balls, seven blue balls, and five white balls. If four balls are drawn, what is the probability of drawing two blue balls?

---

Definitions:

Independent Variable

An experimental variable that is intentionally altered to determine its impact on a variable that depends on it.

Dependent Variable

A variable in an experiment or study that is expected to change in response to changes in the independent variable.

Manipulated

Pertains to an independent variable in an experiment that is controlled or changed by the researcher to observe its effect.

Measured

Describes the process of quantitatively assessing or gauging a variable, attribute, or phenomenon.