YSI 556 MPS - Manual (Page 127)

EcoWatch Appendix G
YSI Incorporated YSI 556 MPS Page 121
Note that the exact measurements for this point in time are displayed to the
left of the graph. While holding down the right mouse button, move to
another area on the graph. Notice how the measurements change as you
move. When you release the mouse button, the display returns to normal.
To view statistical information for the study, click the Statistics button
on the toolbar. On the statistics window, click on any min or max value to
display the time when it occurred.