|
Let's treat Length (1) and Width (2) as
two variables and then create six other variables as
functions of (1) and (2)--adding random error terms--to
create these variables in inches for all 100
arbitrarily-drawn rectangles:
|
Variable
#
|
Description
|
Mean
|
|
1
|
Length
|
17.8
|
|
2
|
Width
|
11.7
|
|
3
|
10Length +
e
|
190.6
|
|
4
|
10Width +e
|
119.1
|
|
5
|
20L + 10W +
e
|
476.3
|
|
6
|
20L + 20W +
e
|
591.5
|
|
7
|
10L + 20W +
e
|
416.1
|
|
8
|
40L + 10W +
e
|
831.3
|
This example comes from William W.
Cooley and Paul R. Lohnes, Multivariate Procedures for
the Behavioral Sciences. New York: John Wiley, 1962, pp.
154-157.
Go to the next page, # 3:
The correlation
matrix for measures of 100
rectangles
|