TI-83 Plus Statistics 337
4. Press ƒ [ã], enter the formula, and press ƒ [ã].
Note: If you do not use quotation marks, the TI-83 Plus calculates and
displays the same initial list of answers, but does not attach the formula for
future calculations.
Note: Any user-created list name referenced in a formula must be preceded
by an Ù symbol (Chapter 11).
5. Press Í. The TI-83 Plus calculates each list element and stores it
to the list name to which the formula is attached. A lock symbol is
displayed in the stat list editor, next to the list name to which the
formula is attached. lock s
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