In Activities 1 through 4, for each of the relations a. identify the representation...

In Activities 1 through 4, for each of the relations

a. identify the representation of the relation as numerical, algebraic, verbal, or graphical.

b. state the descriptions and units of measure for both the input and output variables.

c. indicate whether the relation is a function.

d. if the relation is a function, draw an input/output diagram, or if the relation is not a function, explain why not.

Movie Market Share The figure shows the market share for R-rated movies between 2000 and 2009.