Frequency Tables Averages Demonstration This resource provides animated
Frequency Tables – Averages – Demonstration This resource provides animated demonstrations of the mathematical method. Check animations and delete slides not needed for your class.
John recorded the amount of goals his football team scored each match. How can we easily find the Mean, Mode and Median from this data? 0 0 1 2 1 1 0 2 1 2 0 2 4 1 1 2 3 3 0 0 3 0 1
John recorded the amount of goals his football team scored each match. How can we easily find the Mean, Mode and Median from this data? 0 0 1 2 1 1 0 2 1 2 0 2 4 1 1 2 3 3 0 0 0, 0, 1, 1, 2, 2, 2, 3, 3, 4 Is there a faster, better way? 3 0 1
John recorded the amount of goals his football team scored each match. How can we easily find the Mean, Mode and Median from this data? Goals Frequency Total games Total goals Tally 0 1 2 3 4 Totals: 8 7 5 4 1 25 0 7 10 12 4 33 0 0 1 2 1 1 0 2 1 2 Mean = Mode = 0 2 4 1 1 2 3 3 0 0 1. 3 goals 0 goals 13 th match Median = 1 goal 3 0 1
Sarah recorded the amount of hits she got over 25 baseball games. How can we easily find the Mean, Mode and Median from this data? Hits Frequency Total Tally games Total hits 0 1 2 3 4 Totals: 4 5 6 5 5 25 0 5 12 15 20 52 3 2 0 1 2 0 4 4 0 1 Mean = Mode = 2 4 3 2 0 4 2 2 4 1 2. 1 hits 2 hits 13 th game Median = 2 hits 3 1 1 3 3
Find the mean, mode and median for these sets of data. Mark recorded the sweets he ate every day. 1 1 0 4 3 Sweets 0 1 0 0 2 Tally 3 4 3 2 1 3 2 2 3 0 3 2 4 3 4 Total days Total sweets Anna recorded the passengers in cars on her local road. 0 3 1 1 5 4 4 3 2 1 2 3 3 4 0 2 1 2 2 0 0 3 3 0 0 1 3 4 1 0 Totals: Mean = 2. 0 Mode = 3 Median = 2 Mean = 1. 9 Mode = 0 & 3 Median = 2
Find the mean, mode and median for these sets of data. Mark recorded the sweets he ate every day. 1 1 0 4 3 Sweets 0 1 2 3 4 0 1 0 0 2 Tally Totals: Mean = 2. 0 3 4 3 2 1 3 2 2 3 0 3 2 4 3 4 Total days Total sweets 5 0 4 4 5 10 7 21 4 16 25 Mode = 3 51 Anna recorded the passengers in cars on her local road. 0 3 1 1 5 4 4 3 2 1 2 3 Passengers Tally 0 1 2 3 4 5 Totals: Median = 2 Answers 3 4 0 2 1 2 Mean = 1. 9 2 0 0 3 3 0 Total cars 7 6 5 7 4 1 30 Mode = 0 & 3 0 1 3 4 1 0 Total pass. 0 6 10 21 16 5 58 Median = 2
Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths. co. uk
- Slides: 9