An Activity Does Not Necessarily Require the Expenditure of Effort

question 55

True/False

An activity does not necessarily require the expenditure of effort by people.

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Definitions:

Coefficient Of Correlation

A numerical measure that represents the strength and direction of a linear relationship between two variables.

Covariance

A measure indicating the extent to which two variables change together, revealing whether an increase in one variable tends to be accompanied by an increase (positive covariance) or decrease (negative covariance) in the other.

Distribution

In statistics, a distribution is a function that shows the possible values for a variable and how often they occur.

Correlation Coefficient

A numerical index that gauges the intensity and orientation of the linkage between a pair of variables.