Data

Data

1. Draw a pie chart (E) Find the mean from a frequency table of discrete data; Draw a frequency polygon for discrete data (D)

   • Draw a frequency polygon for continuous data (C)
     • Draw a cumulative frequency diagram (B)
     • Find the median and quartiles from a cumulative frequency diagram (B)
     • Draw & interpret box plots (B)
   • Find an estimate of the mean from a grouped frequency table of continuous data (C)

2. List all the outcomes of two independent events and calculate probabilities from lists or tables (E)

3. Calculate the probability on an event happening when you know the probability that the event doesn’t happen and that the total probability of all possible outcomes is 1 (D)

   • Calculate the relative frequency from experimental evidence and compare this with theoretical probability (C)
     • Draw and use a tree diagram to work out the probability of combined events (B)

4. Able to predict the expected number of successes from a given number of trials if you know the probability of one success (D)

5. Read information from a stem & leaf diagram; Find the mean and range from a stem & leaf diagram (E) Draw an ordered stem and leaf diagram (D)

6. Draw a line of best fit on a scatter diagram (D)

   • Able to interpret a line of best fit (C)
   • Recognise the different types of correlation (C)

7. Design questionnaires and surveys (C)

8. Use a moving average to predict future values (B)