Manual

234 Statistics 2Var app
The statistics displayed when you tap are:
The statistics displayed when you tap are:
Plotting statistical data
Once you have entered your data, selected the data set to
analyze and specified your fit model, you can plot your
data. You can plot up to five scatter plots at a time.
1. In Symbolic view, select the data sets you want to
plot.
2. Make sure that the full range of your data will be
plotted. You do this by reviewing (and adjusting, if
Statistic Definition
Mean of x- (independent) values.
X Sum of x-values.
X
2
Sum of x
2
-values.
sX The sample standard deviation of
the independent column.
X The population standard deviation
of the independent column.
serrX the standard error of the
independent column
x

Statistic Definition
Mean of y- (dependent) values.
Y Sum of y-values.
Y
2
Sum of y
2
-values.
sY The sample standard deviation of
the dependent column.
Y The population standard deviation
of the dependent column.
serrY The standard error of the
dependent column.
y
