Elementary set theory and solution sets of systems of linear equations. An introduction to proofs and the axiomatic methods through a study of the vector space axioms. Linear analytic geometry. Linear ...

Regression is a statistical method that allows us to look at the relationship between two variables, while holding other factors equal.

Niels Erik Jensen, An Introduction to Bernoullian Utility Theory: I. Utility Functions, The Swedish Journal of Economics, Vol. 69, No. 3 (Sep., 1967), pp. 163-183 ...