Find the Slope of the Line Containing the Given Points

question 115

Short Answer

Find the slope of the line containing the given points.
-(-1,7) and (-1,-9)
A) 0
B) -8
C) 1
D) not defined

• A) 0
• B) -8
• C) 1
• D) not defined

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Definitions:

Least Squares Line

A straight line that minimizes the sum of the squares of the vertical distances of the points from the line.

Y-intercept

The point where a line or curve crosses the y-axis of a graph, representing the value when all independent variables are zero.

Least Squares Line

A line that minimizes the sum of the squares of the vertical deviations from each data point to the line, often used in linear regression.

Interval Variables

Variables where the intervals between the values are interpretable, allowing for meaningful comparison and arithmetic operations.