192
Alphabetical Listing
TwoVar
Catalog >
An empty (void) element in any of the lists
X
,
Freq
, or
Category
results in a void for
the corresponding element of all those lists.
An empty element in any of the lists
X1
through
X20
results in a void for the
corresponding element of all those lists. For
more information on empty elements, see
page 232.
Output variable
Description
stat.
v
Mean of x values
stat.
Σ
x
Sum of x values
stat.
Σ
x2
Sum of x2 values
stat.sx
Sample standard deviation of x
stat.
σ
x
Population standard deviation of x
stat.n
Number of data points
stat.
w
Mean of y values
stat.
Σ
y
Sum of y values
stat.
Σ
y
2
Sum of y2 values
stat.sy
Sample standard deviation of y
stat.
σ
y
Population standard deviation of y
stat.
Σ
xy
Sum of x
•
y values
stat.r
Correlation coefficient
stat.MinX
Minimum of x values
stat.Q
1
X
1st Quartile of x
stat.MedianX
Median of x
stat.Q
3
X
3rd Quartile of x
stat.MaxX
Maximum of x values
stat.MinY
Minimum of y values
stat.Q
1
Y
1st Quartile of y
stat.MedY
Median of y
stat.Q
3
Y
3rd Quartile of y
Содержание TI-Nspire CAS
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