Mathematics
Data & Statistics
Procedural
10–11 yrs
Calculating the Mean
计算平均数
Description
Calculate and interpret the mean as an average of a data set
Mastery Evidence
- Calculate the mean of five test scores: 72, 85, 90, 68, 95
- Explain what the mean represents and how it differs from individual data values
- Find a missing data value given the mean and all other values
Assessment Prompt
If the family scored 6, 8, 7, 5, and 9 on a board game over five rounds, can your child work out the mean (average) score?
