Scatter Plot Line of Best Fit Equation

In the equation of the line of best fit, the m stands for?

• the slope

• the y-intercept

• the x-intercept

• the strength of the data points

What is a line of best fit used for?

• To make predictions

• To make the graph look pretty

• To connect the points

• To make it look like you know what you are doing

The equation of the line of best fit of a scatter plot is y = 12x + 7. What is the slope of the equation?

• 12

• -12

• -7

• 7

The equation of the line of best fit of a scatter plot is y = −4x − 6. What is the the y-intercept?

• 6

• 4

• -4

• -6

The equation of the line of best fit of a scatter plot is
y = –7x – 2. What is the the y-intercept?

• -9

• -2

• 2

• -7x

The equation of the line of best fit of a scatter plot is
 y = –8x + 3. What is the the y-intercept?

• 11

• -5x

• 3

• y= mx + b

The equation of the line of best fit of a scatter plot is y = 6x − 9. What is the slope of the equation?

• -6

• -9

• 6

• 9

The equation of the line of best fit of a scatter plot is y = −5x − 2. What is the slope of the equation?

• -5

• -2

• 2

• 5

The equation of the line of best fit of a scatter plot is y = −7x − 2. What is the the y-intercept?

• -2

• -7

• 2

• 7

The equation of the line of best fit of a scatter plot is
y = –4x – 6. What is the the y-intercept?

• -4x

• 6

• -6

• -10