The Formula Below Is Used to Calculate the ____

question 1

Multiple Choice

The formula below is used to calculate the ____.

• A) mode of a sample
• B) median of a sample
• C) sample mean
• D) range of a sample

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Definitions:

Perfect Correlation

Perfect correlation occurs when two variables move in unison, either directly (perfect positive correlation) or inversely (perfect negative correlation), with a correlation coefficient of +1 or -1, respectively.

Perfect Prediction

A situation where a model or analysis predicts the outcome with 100% accuracy, with no errors.

Regression Equation

An equation that describes the line of best fit through a dataset, used to predict the outcome variable.

Regression Line

A line of best fit through a dataset, used to predict the value of a dependent variable based on the value of an independent variable.