Line of Best Fit – Calculator Instructions



Line of Best Fit – Calculator Instructions

1. Lists into Calculator

[pic]1: Edit [pic]

Enter x-values into L1

Enter y-values into L2

2. Turn Stat Plot on:

[pic][pic]1: Plot 1 [pic]

Choose the following

[pic]

3. Graph

[pic]Fill in min, max, and scales with appropriate values.

[pic]

4. Calculate Line of Best Fit

Go to home screen [pic][pic]

[pic]Arrow over to CALC

Choose 4: LinReg(ax + b) [pic][pic]

5. Graph Line of Best Fit

Go to [pic] Type Line of Best Fit from #4 in Y1 (must be in the form y = mx + b)

6. Calculate new value:

Go to graph screen [pic]

[pic][pic]

Choose 1: Value (type in your x-value) [pic]

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