Find the Slope of the Line

question 62

Short Answer

Find the slope of the line.
-
A) 1
B) -1
C) 2
D) -2

• A) 1
• B) -1
• C) 2
• D) -2

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Definitions:

Independent Variable

A variable that acts as a causal factor; activity is the independent variable, as represented by the letter X, in the equation Y = a + bX.

Least-squares Regression

A statistical method used to determine the line of best fit by minimizing the sum of the squares of the vertical deviations from each data point to the line.

Slope

In mathematics, the slope is a measure of the steepness or the inclination of a line, defined as the ratio of the rise over the run between two points on the line.

Intercept

In statistics and mathematics, the point on a graph where a line crosses the y-axis, often used in the context of linear regression.