2-5: Scatterplots

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2-5 Scatterplots
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Scatterplots

• Using the Casio, follow these steps to
  enter scatterplot data and get equations or
  values.
• 1. Go to STAT (2) from main menu.
• 2. To delete any data, arrow up to
• highlight List 1 (or List 2).

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Scatterplots

• 3. Hit F6 then F4 (DEL-A) then F1
• (YES).
• 4. Repeat for any other list.
• 5. Enter data, x values into List 1 and
• y values into List 2.

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Scatterplots

• 6. Hit F1(GRPH). (If F1 is not GRPH,
• then hit F6 first.)
• 7. Hit F1(GRH1) again. A plotted point
• graph will appear.
• 8. Hit F1 (x) and you will see a, b, and
• the equation of the line.

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Scatterplots

• 9. Substitute the values of a b into
• y ax b to get the equation.
• 10. To transfer the equation into the
  graphing mode, hit F5 (COPY).

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Scatterplots

• 11. Hit EXE to store it. The calculator
• will revert to the equation screen.
• 12. Go back to the MENU and go to
• GRAPH (5). Your equation will
• appear in Y1.

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Scatterplots

• 13. Hit F6 to graph it.
• 14. To get a corresponding value, hit F5
  (G-Solv).
• 15. Hit F6 (the arrow).

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Scatterplots

• 16. Choose Y-CAL or X-CAL.
• 17. When prompted, enter the
  corresponding value. Hit EXE.