Exploring Linear Regression Techniques on Desmos

Where can you find a tutorial if you forget how to perform a linear regression in Desmos?

• In the view menu

• In the file menu

• In the help section under regressions

• In the settings menu

What is the first step in setting up your data for linear regression in Desmos?

• Select graph

• Select plot

• Select table

• Select chart

What do you need to type to indicate the x and y values in the table?

• x and y

• x2 and y2

• x0 and y0

• x1 and y1

Which symbol is used to indicate 'approximately' in the linear regression equation in Desmos?

• Asterisk (*)

• Ampersand (&)

• Tilde (~)

• Equal sign (=)

How do you get the subscript for x and y in Desmos?

• By typing an underscore

• By typing a number

• By typing a caret

• By typing a dollar sign

What is the approximate slope of the linear regression model in the example?

• 0.961

• 10.288

• 0.694

• 1.000

What is the y-intercept of the linear regression model in the example?

• 0.961

• 10.288

• 0.694

• 1.000

What does a correlation coefficient of 0.961 indicate about the model?

• The model is perfect

• The model is weak

• The model is strong

• The model is moderate

What can you use the linear regression model for?

• To find the median

• To calculate the mean

• To create a pie chart

• To predict values not given in the data

What is the main purpose of creating a linear regression model in Desmos?

• To visualize data

• To calculate standard deviation

• To create a histogram

• To find the line of best fit