Math Nation Algebra

How many students scored between a 86 and a 90?

• 1

• 3

• 6

• 10

What is an interval?

• single number

• range of numbers

• percentage

• total amount

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

The table shows the different types of engineers and the subject they liked most.  What percentage of people surveyed were chemical engineers who preferred math?

• 16.5%

• 33.1%

• 17.6%

• 15.5%

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

Out of the girls surveyed, what is the probability they have blonde hair (in simplest form)?

• 3/10

• 3/20

• 6/19

• 3/5

Which scatter plot shows a negative relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D