Operation Manual

Chapter 12: Statistics 184
5. Press ~ to move the rectangular cursor to the first row
in
L2.
Press Ë
51 Í to store the first time measurement
(.51 sec) in
L2. The rectangular cursor moves to the next
row. Repeat this step to enter each of the 12 time values
in the table.
6. Press o to display the Y= editor.
If necessary, press ‘ to clear the function
Y1. As
necessary, press }, Í, and ~ to turn off
Plot1, Plot2,
and Plot3 from the top line of the Y= editor (Chapter 3).
As necessary, press †, |, and Í to deselect
functions.
7. Press y ,
1 to select 1:Plot1 from the
STAT PLOTS menu. The stat plot editor is displayed for
Plot 1.
8. Press Í to select
On, which turns on Plot 1. Press
†Í to select " (scatter plot). Press †yd to
specify
Xlist:L1 for Plot 1. Press †ye to specify
Ylist:L2 for Plot 1. Press †~Í to select + as the
Mark for each data point on the scatter plot. Press † ~
to select a color from the spinner dialog box (the default
color is BLUE).
9. Press q 9 to select 9:ZoomStat from the ZOOM
menu. The window variables are adjusted automatically,
and Plot 1 is displayed. This is a scatter plot of the time-
versus-length data.
Note: Since the scatter plot of time-versus-length data
appears to be approximately linear, fit a line to the data.