Texas Instruments TI-83 PLUS - Manual (Page 380)

TI-83 Plus Statistics 377
When you trace a box plot, tracing begins at Med (the median). Press |
to trace to Q 1
and minX . Press ~ to trace to Q 3
and maxX .
When you press } or † to move to another plot or to another Y=
function, tracing moves to the current or beginning point on that plot (not
the nearest pixel).
The ExprOn / ExprOff format setting applies to stat plots (Chapter 3). When
ExprOn is selected, the plot number and plotted data lists are displayed
in the top-left corner.