Attaching Formulas To List Names - Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book

You can enter expressions and variables for elements.
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4. Press Í, }, or † to update the list. If you entered an expression, it is evaluated. If you
entered only a variable, the stored value is displayed as a list element.
When you edit a list element in the stat list editor, the list is updated in memory immediately.

Attaching Formulas to List Names

Attaching a Formula to a List Name in Stat List Editor
You can attach a formula to a list name in the stat list editor, and then display and edit the
calculated list elements. When executed, the attached formula must resolve to a list. Chapter 11
describes in detail the concept of attaching formulas to list names.
To attach a formula to a list name that is stored in the stat list editor, follow these steps.
1. Press ... Í to display the stat list editor.
2. Press } to move the cursor to the top line.
3. Press | or ~, if necessary, to move the cursor onto the list name to which you want to attach
the formula.
If a formula in quotation marks is displayed on the entry line, then a formula is already
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attached to the list name. To edit the formula, press Í, and then edit the formula.
4. Press ƒ ããä, enter the formula, and press ƒ ããä.
If you do not use quotation marks, the TI-84 Plus calculates and displays the same initial
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list of answers, but does not attach the formula for future calculations.
Any user-created list name referenced in a formula must be preceded by an Ù symbol
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(Chapter 11).
Chapter 12: Statistics 188