7-7-2

Performing Statistical Calculations

Viewing Paired-variable Statistical Calculation Results

Besides using a graph, you can also use the following procedure to view the paired-variable statistics parameter values.

u To display paired-variable calculation results

(1)On the menu bar, tap [Calc] and then [Two-Variable].

(2)On the dialog box that appears, specify the [XList] name and [YList] name, and select the [Freq] setting (page 7-3-3, 7-3-4).

(3)Tap [OK].

•This displays the Stat Calculation dialog box with the paired-variable statistical calculation results described below. You can use the scrollbar to scroll the results.

o : mean of XList data

Σx : sum of XList data

Σx2 : sum of squares of XList data

xσn : population standard deviation of XList data

xσn–1 : sample standard deviation of XList data

n : sample size

p : mean of YList data

Σy : sum of YList data

Σy2 : sum of squares of YList data

yσn : population standard deviation of YList data

yσn–1 : sample standard deviation of YList data

Σxy : sum of products 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

20021201