During the Old Stone Age

question 27

Multiple Choice

During the Old Stone Age,

• A) only Egypt had an advanced agricultural economy.
• B) both men and women hunted wild animals.
• C) hunting and gathering was the way most people supported themselves.
• D) humans lived only in the southernmost parts of Africa.
• E) communication was maintained through the use of cuneiform.

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Definitions:

Observed Y-values

The actual values recorded for the dependent variable in a dataset or experiment.

Multiple Regression Model

A statistical technique that uses several explanatory variables to predict the outcome of a response variable, allowing analysis of the effects of the variables on the response.

Independent Variable

A variable in an experiment or study that is manipulated or categorized to observe its effect on a dependent variable.

Adjusted R Square

A statistical measure that indicates the proportion of variance in the dependent variable predictable from the independent variable(s), adjusted for the number of predictors in the model.