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The number of freshmen in the required course, English 101
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.
Least Squares Line
A straight line that minimizes the sum of the squares of the differences between observed and theoretical values.
Scatter Diagram
A graphical representation of two variables that shows how much one variable is affected by another by displaying data points on a horizontal and vertical axis.
Linearly Related
Describes the direct proportional relationship between two variables, where a change in one variable is associated with a consistent change in another.
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