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Using Technology & Lines of Best Fit

Using Technology & Lines of Best Fit. I can construct graphs and lines of best fit using a graphing calculator. Go to page 45 , Example 2 in the textbook. Click ENTER on the cell, then add type in your data. Click ENTER to go to the cell below. Enter in your data. Click the HOME/ON button.

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Using Technology & Lines of Best Fit

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  1. Using Technology & Lines of Best Fit • I can construct graphs and lines of best fit using a graphing calculator.

  2. Go to page 45, Example 2in the textbook

  3. Click ENTER on the cell, then add type in your data

  4. Click ENTER to go to the cell below

  5. Enter in your data

  6. Click the HOME/ON button

  7. Scroll the cursor to the bottom (x-axis), click and select the variable for the x-axis

  8. Scroll the cursor to the left side (y-axis), click and select the variable for the y-axis

  9. Click MENU, Analyze, Add Movable Line

  10. Click MENU, Analyze, Regression, Show Linear (mx+b)

  11. Summary: • New document • Lists and spreadsheets (to enter data) • Home • Graph button (picture of bar graph) • Add labels to x and y axes • Menu  Analyze  Regression  Show Linear (mx + b) • To get equation of line of best fit

  12. More Practice

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