Math 1 EOC Review

 Which is the formula to calculate slope?

•  $m\ =\ \frac{y2\ -\ y1}{x2\ -\ x1}$  

•  $m\ =\ x2\ +\ x1$  

•  $m\ =\ y2\ +\ y1$  

Which letter in this equation represents slope? $y\ =\ mx\ +\ b$  

• m

• x

• b

Rate of change is another term for which of the following:

• y-intercept

• zero

• slope

When you add up all numbers in a data set and divide by the amount of numbers, you have found what?

• Median

• Mean

• Mode

The average of a data set is called the __________.

• Mean

• Median

• Mode

When you line up the numbers in a data set from least to greatest and find the middle number, you are finding the _________.

• Median

• Mean

• Mode

The middle number in a data set is the ___________.

• Mean

• Median

• Mode

What is the mean of this data set:

2, 3, 4, 5, 6, 7, 8, 9, 10

• 6

• 6.5

• 7

What is the median of this data set:

4, 2, 6, 3, 10, 8, 7, 5, 9

• 6

• 5.5

• 6.5

Two lines are parallel when they have _________ slopes.

• Different

• Opposite reciprocal

• Equal