Texas Instruments TI-83 PLUS - Manual (Page 330)

TI-83 Plus Statistics 327
32. Press y [ to recall the Last Entry.
Press | | |
5 to change the string length to
50 cm.
33. Press Í to calculate the predicted time of
about 1.48 seconds.
Since a string length of 50 cm exceeds the
lengths in the data set, and since residuals
appear to be increasing as string length
increases, we would expect more error with
this estimate.
Note: You also can make predictions using the
table with the
TABLE SETUP settings Indpnt:Ask and
Depend:Auto (Chapter 7).