PATH ANALYSIS: An application of regression analysis to define connections or paths between variables. Several simultaneous regressions may be specified and can be visualized by a path diagram.
Y
1 = b
11 X
1 + b
12 X
2+ b
13 X
3+ + e
1X
3 = b
21 X
1 + b
22 X
2+ e
2 X
2 = b
31 X
1 + e
3
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