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- 1Calculate the mode from a frequency table.look for the highest frequency.
- 2Calculate the range from a frequency table.takeaway the lowest value from the highest.
- 3calculate the mean from a frequency table.1.times x and F to get the total frequency.
2.(total of value X frequency ) Divided by total frequency. - 4compare 2 data sets using the 3 averages and range(spread).1.compare=say which is bigger
2.comparing range=about constancy
3.bigger range=less consistence. - 5use a 2 way table to give proportions.what is it out of?
- 6interpret grouped datause inequalities for groups.
- 7interpret a pie chart1.pie charts show proportion of the whole amount NOT the actual amount
2.use fraction and percentages. - 8draw a pie chart1. There are 360` in a full circle that needs to be shared between the total frequency
2. The fraction of the circle that a value has should be the as it's fraction of the total
3. Multiply how many degrees one is worth by each frequency to calculate the angle. - 9interpret a scatter graphfinding out weather it has has a positive or negative coronation/no coronation.
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- Fichas sobre Sin título, creado por Madison Baker el 22/11/2016.
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- Madison Baker
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