1 pt
DOK: 3

1.

Which of the following situations can best be modeled with a quadratic function?

A

For every month that passes, the number of songs stored on an MP3 player increases by 22.

B

The change in the number of students enrolled in a college over the previous semester is increasing by 58 each semester.

C

The amount of yogurt consumed by citizens of a country is increasing by 25,000 ounces every month.

D

The average number of minutes high school students sleep every night is decreasing by 3 minutes every 5 years.

1 pt
DOK: 3

3.

If a change in variable *x* suggests a change in variable *y*, does the change in *x* cause the change in *y*?

A

always

B

sometimes

C

never

D

only if there is a direct relationship

1 pt
DOK: 3

5.

Which of the following situations can best be modeled with a linear function?

A

For every $0.15 decrease in the price of a carton of eggs, the number of cartons purchased increases by 10 percent.

B

The total number of hot tamales sold is doubling every year.

C

The area of a circle is equal to π times the radius squared.

D

Every 3 months the number of potholes in the street increases by 5.

1 pt
DOK: 2

6.

Which best describes the linear correlation between the height of the basketball player and the amount of points scored in a game?

A

strong positive correlation

B

weak positive correlation

C

strong negative correlation

D

no correlation

1 pt
DOK: 3

9.

Which of the following situations can be modeled with an exponential function?

A

Corey pays $410 a month for rent.

B

Brittany’s income triples every 10 years.

C

Ralph gets paid $150 an hour

D

Jessica notices a constant change in temperature of her coffee with every minute that passes.