Examlex

Solved

Years Ago McDonald's Switched from Styrofoam Boxes for Its Large

question 31

Multiple Choice

Years ago McDonald's switched from Styrofoam boxes for its large sandwiches to corrugated boxes made partially from recycled materials because of concerns that Styrofoam took too long to decompose in landfills. In this situation, McDonald's was ________


Definitions:

Correlation Coefficient

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

Scatter Diagram

A graphical representation that displays the relationship between two quantitative variables using Cartesian coordinates to display values for typically a set of data.

Least Squares Line

A straight line that best fits the data points of a scatter plot, minimizing the sum of the squares of the vertical distances of the points from the line.

Covariance

Covariance is a measure that indicates the extent to which two random variables change in tandem. A positive covariance means that the variables tend to move in the same direction, while a negative covariance means they move inversely.

Related Questions