WHAT DO WE MEAN BY MEAN ?

1
WHAT DO WE MEAN BY MEAN ?

• GROUP 2

2
2000 CENSUS

• Number of Households
• Number of People in a Household
• Uneven Number of People in a Household

3
Number of Members in a Family

• Ollie 2 cubes
• Gary 3 cubes
• Yarnell 3 cubes
• Ruth 4 cubes
• Paul 6 cubes
• Brenda 6 cubes

4
Problem 5.1

• What are some ways to determine the average
  number or mean of people in these six households?
• Use your blocks to show your answer.

5
Can you use a line plot?

• Draw a line plot from one to seven.
• Use your sticky notes to show the number of
  people in each household.

6
Finding the Mean 5.2

• Geoffrey 6
• Betty 4
• Brendan 3
• Oprah 4
• Reilly 3
• Tonisha 4
• Using this data complete activity 5.2 A-D in your
  student book.

7
Follow Up 5.3

• A group of 6 students has a mean number of 3 ½
  people in their households. How can the mean be 3
  ½ people when half people do not exist?