3. Averages
Mean - The total divided by how many
Median - The middle number in size order
Mode
Range
4. Averages
Mean - The total divided by how many
Median - The middle number in size order
Mode - The most common one.
Range
5. Averages
Mean - The total divided by how many
Median - The middle number in size order
Mode - The most common one.
Range - How far apart your values are.
6. Averages
MEAN - The total divided by how many
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the MEAN?
7. Averages
MEAN - The total divided by how many
5 children’s heights are
132, 141, 118, 120, 118
Mean = 132 + 141 + 118 + 120 + 118
5
8. Averages
MEAN - The total divided by how many
5 children’s heights are
132, 141, 118, 120, 118
Mean = 132 + 141 + 118 + 120 + 118
5
9. Averages
MEAN - The total divided by how many
5 children’s heights are
132, 141, 118, 120, 118
Mean = 629
5
10. Averages
MEAN - The total divided by how many
5 children’s heights are
132, 141, 118, 120, 118
Mean = 125.8 cm
11. Averages
Median - The middle number in size order
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the MEDIAN?
12. Averages
Median - The middle number in size order
5 children’s heights are
118cm, 118cm, 120cm, 132cm, and 141cm
What is the MEDIAN?
13. Averages
Median - The middle number in size order
5 children’s heights are
118cm, 118cm, 120cm, 132cm, and 141cm
This is the MEDIAN
14. Averages
Mode - The most common one.
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the MODE?
15. Averages
Mode - The most common one.
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the MODE? 118cm
16. Averages
Range - How far apart your values are
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the RANGE?
17. Averages
Range - How far apart your values are
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the RANGE?
Biggest = 141cm
Smallest = 118cm
18. Averages
Range - How far apart your values are
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the RANGE?
141 and 118 are ______ apart.
19. Averages
Range - How far apart your values are
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the RANGE?
141 and 118 are 141 – 118 apart.
20. Averages
Range - How far apart your values are
5 children’s heights are
132cm, 141cm, 118cm, 120cm, and 118cm
What is the RANGE? 23cm
141 and 118 are 23 apart.
