Mean, Median, Mode, Range and Dot Plots

David wants to find out which student name is most popular in fifth grade at his school. Which measure of center would be the best way to show this information?

• Mode

• Range

• Median

• Mean

Hayden wants to find out what grade he must receive on his next math test in order

to receive a 90 on his report card. His current math test grades are a 90, 89, 91, and

92. Which measure of center would be best for him to use?

• Mode

• Mean

• Range

• Median

Which term best describes the measure of the spread of the data?

• median

• range

• mode

• mean

The table shows the number of people attending the pool for a week. What is the range of people attending the pool during the week?

Mathematical Equivalence

ON

The data set below represents the number of pets owned by each student in Mrs.

Mullins' class.

1, 8, 5, 1, 4, 2, 1, 2, 3, 2, 11, 4, 6, 3, 7

What is the mean number of pets owned by the students in Mrs. Mullins' class?

Mathematical Equivalence

ON

This data represents Mr. Jone's bowling scores.

90, 105, 120, 125, 135, 145, 160, 160, 175, 205

Find the median for the set of data.

Mathematical Equivalence

ON

Susan took 4 quizzes in math and earned the following grades:

85%, 98%, 82%, 75% and 75%

What was the range of the scores?

Mathematical Equivalence

ON

Read the definition and match each word to the correct box.

• Median

• Measure of center that lies in the middle of a set of data arranged in order

• Mean

• Measure of center that occurs most often in a data set.

• Mode

• Measure of center that represents the fair share of a set of data.

• Range

• Measure of variation that represents the spread of a set of data.

Find the range of the following set of data: 27, 3, 24, 3, 18, 19, and 25

Mathematical Equivalence

ON

What is the mean of these numbers?
4,5,5,2,3,3,2,8

Mathematical Equivalence

ON