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¥**MA1) Coordinating
one variable with changes in the other ****variable**

¥**MA2) Coordinating
the direction of change in one variable with ****changes
in the other variable (e.g., increasing, decreasing) **

¥**MA3) Coordinating
the amount of change of one variable with ****changes
in the other variable **

¥**MA4) Coodinating
the average rate of change of one variable ****(with
respect to the other variable) with uniform changes in ****the
other variable **

¥**MA5) Coordinating
the instantaneous rate of change of one ****variable
(with respect to the other variable) with ****continuous
changes in the other variable **

¥**(Carlson,
Jacobs, Coe, Larsen, Hsu, ****2002)**