122 EcoLab
–
Analyze the Data
Linear fit
Use the cursors to select the graph and the data range to which you want to
apply the fit.
Click
Linear Fit
on the main toolbar to draw a line of linear least square
fit
b
ax
y
+
=
The line
’
s equation will appear on the information bar at the bottom of the
graph window.
Note: If you want the automatic curve fit equation to start at
0
=
t
, apply the crop tool before applying the linear fit
(see page 138).
Summary of Contents for EcoLab 3.0
Page 1: ...User Guide EcoLog XL EcoLab 3 0 Integrating student computing science...
Page 2: ...EcoLog XL User guide Third Edition First Print Printed in April 2005...
Page 3: ......
Page 13: ......
Page 111: ...110 EcoLab The Timing Wizard Between gates Result 1 3 t t t t1 t2 t3 t4 Input 1 Input 2...
Page 112: ...EcoLab The Timing Wizard 111 Pendulum one gate Result 1 5 t t t t5 t3 t1 t2 t4...
Page 133: ...132 EcoLab Workbook 4 Select an option Graph Meter or Timing...
Page 151: ...150 Troubleshooting Guide Reset Button...
Page 165: ...164 Index X X axis values 79 Y Y axis 73 74 Z Zoom 76...