Statistics interpretation
Mean, median, mode, range; reading charts and tables.
FSM statistics is interpretation-heavy. Calculate the four averages from a data set; read frequency tables, bar charts, line graphs, pie charts.
Worked examples
Set: 4, 7, 7, 10, 12. Mean = 8; median = 7; mode = 7; range = 8.
Bar chart with bars at heights 5, 8, 12, 6: total = 31.
Pie chart 25% of 80 people = 20.
Frequently asked questions
Even count for median?
Mean of two middle values.
Multiple modes?
All values that occur most often. No mode if all unique.