Application Guide

For example, suppose you want to fit a y = mx + b linear regression model to the
following two lists:
{1,2,3,4,5}
{5,8,11,14,17}
1. On the Utilities tab, click to open the Catalog.
Handheld: Press k 1.
2. Click an entry in the Catalog, and then press L to jump to the entries that begin
with “L.”
3. Press ▼ as necessary to highlight LinRegMx.
4. Select the Wizards On option, if it is not already selected:
Handheld: Press Tab Tab to highlight Wizards On, press Enter to change the setting,
and then press Tab Tab to highlight LinRegMx again.
5. Press Enter.
A wizard opens, giving you a labeled box to type each argument.
6. Type {1,2,3,4,5} as X List.
7. Press Tab to move to the Y List box.
8. Type {5,8,11,14,17} as Y List.
9. If you want to store the regression equation in a specific variable, press Tab, and
then replace Save RegEqn To with the name of the variable.
10. Click OK to close the wizard and insert the expression into the entry line.
Calculator Application 127