# Statistics

ELECTION SURVEYING

- Deciding what data to collect and how to collect it
- Recording data

Sponsored Links

- The pie chart / sector graph
- Bar and column graphs
- Bar graph

- Drawing a line graph

- Pictograph question

- Extrapolating
- There’s more than one way to skin a cat

AVERAGES, MIDDLES, AND MOST FREQUENT NUMBERS

- Mean
- Median
- Mode

- Real estate housing values
- Handy Hint #19 - Don’t calculate averages of averages
- Averages of averages question

- Grouping data question
- Choosing classes
- Handy Hint #20 - Be careful with trimming

- A continuous histogram

- Data observation question
- Handy Hint #21 - When can you compare frequency polygons

FINDING MEANS, MEDIANS AND MODES OF GROUPED DATA

- Mean of grouped data
- Median of grouped data
- Cumulative frequency graphs
- Mode of grouped data