The above table shows some cost data for Tracey's Tents. What is the average total cost when output is 3?

If we are trying to determine if two different products are substitutes, complements, or not related at all, we should find the value of the

A) price elasticity of demand for both goods. B) price elasticity of supply for both goods. C) income elasticity of demand for both goods. D) cross elasticity of demand. E) price elasticity of demand and the price elasticity of supply for both goods.

How do we graph a relationship among more than two variables?

What will be an ideal response?