301
kk
kk
k Displaying Paired-Variable Statistical Results
Paired-variable statistics can be expressed as both graphs and parameter values.
When these graphs are displayed, the menu at the bottom of the screen appears as
below.
4(2VAR) ...... Paired-variable calculation result menu
Pressing 4 (2VAR) displays the following screen.
4(2VAR)
• Use c to scroll the list so you can view the items that run off the bottom of the
screen. The following describes the meaning of each of the parameters.
_
x ..................... Mean of xList data
$
x ................... Sum of xList data
$x
2
.................. Sum of squares of xList data
x#n .................. Population standard deviation of xList data
x#n-1 ................ Sample standard deviation of xList data
n ..................... Number of xList data items
_
y ..................... Mean of yList data
$y ................... Sum of yList data
$
y
2
.................. Sum of squares of yList data
y#n .................. Population standard deviation of yList data
y#n-1 ................ Sample standard deviation of yList data
$xy ..................Sum of xList and yList data
minX ............... Minimum of
xList data
maxX .............. Maximum of xList data
minY ............... Minimum of yList data
maxY .............. Maximum of
yList data
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Calculating and Graphing Paired-Variable Statistical Data 18 - 4
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