STAAR Vocabulary Review

STAAR Vocabulary Review

By Julianna Messineo

Multiple Choice

What is the absolute value of 14?

• 14

• -14

• 28

• -28

Multiple Choice

What is the absolute value of -2.5

• 2.5

• -2.5

• 5

• -5

Multiple Choice

The absolute value of a number is

• Always positive because distances are positive

• Changes positive numbers to negative and negative numbers to positive.

Multiple Choice

How do you find the range of a set of data?

• Add the largest and the smallest number

• Find the middle number

• Multiply the largest and smallest number

• Subtract the smallest number from the largest number.

Multiple Choice

How do you find the mean of a set of data?

• Put the numbers in order and find the one in the middle.

• Add up all of the numbers.

• Add up all of the numbers and divide by how many numbers there are.

Multiple Choice

How do you find the interquartile range?

• Find the middle number.

• Subtract Q3-Q1

• Subtract the maximum minus the median.

Multiple Choice

Which word describes the number that appears in a data set the most?

• Median

• Mean

• Mode

• Range

Multiple Choice

Which point is best represented by the ordered pair (2 , -5.5)

• Point R

• Point V

• Point W

• Point S

Multiple Choice

What is the difference between an equation and an expression?

• An equation has an equals sign and an expression does not.

• An expression has an equals sign and an expression does not.

• An equation has variables and an expression does not.

Multiple Choice

The angles of a triangle always add up to...

• 120 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Multiple Choice

Which of the following is an example of a prime factorization?

• $$3\cdot6\cdot2$$  

• $$3\cdot7\cdot2^3$$  

• $$4^2\cdot11$$  

• $$10\cdot5^3$$  

Multiple Choice

$$x\ge9$$  can be read

• x is greater than 9

• x is greater than or equal to 9

• x is less than 9

• x is less than or equal to 9