Spiral Review Week 2

Which equation represents a proportional relationship?

Which of the following graphs represents a linear function?

• A straight line

• A parabola

• A circle

• A curve that increases then decreases

Which equation is NOT linear?

A scatter plot shows a positive trend between hours studied and test scores. What does this mean?

• As hours studied increase, test scores decrease.

• As hours studied increase, test scores increase.

• There is no relationship.

• Test scores are always the same.