![](/images/new-backgrounds/1315973/315973323x1.webp)
Level 3 shows the form of the equation. Level 2 shows the sample correlation coefficient, and level 1 shows the covariance of
For additional information on the
Obtaining additional summary statistics
The application 4. Summary stats.. in the STAT menu can be useful in some calculations for sample statistics. To get started, press ‚Ù once more, move to the fourth option using the
ΣDAT: the matrix containing the data of interest.
_ΣX _ ΣY…: summary statistics that you can choose as results of this program by checking the appropriate field using [CHK] when that field is selected.
Many of these summary statistics are used to calculate statistics of two variables (x,y) that may be related by a function y = f(x). Therefore, this program can be thought off as a companion to program
As an example, for the
•To access the summary stats… option, use: ‚Ù˜˜˜@@@OK@@@
•Select the column numbers corresponding to the x- and
•Using the @CHK@ key select all the options for outputs, i.e., _ΣX, _ΣY, etc.
Page