This section covers all the different ways data can be understood and represented.

These topics are for GCSE Maths Level.

You'll be able to understand things like; Pie Charts, Scatter Graphs, Tables, Charts, Frequency Diagrams, Questionnaires, Probability, Line of Best Fit, Box Plots, Stem and Leaf Diagrams, Histograms, Mean, Median, Mode and Interquartile Ranges. Not bad really.

Top Questions

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whats a pie chart for?

By Lee Mansfield on the 11th of June, 2012

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What is cumulative frequency?

By Alex Blanc on the 11th of June, 2012

Topics

 Calculate the mean for a frequency distribution D Classify and know the difference between various types of data D Compare two sets of data using averages B Construct a frequency diagram D Construct an ordered stem-and-leaf diagram D Construct and interpret a box plot B Construct and interpret a cumulative frequency diagram B Construct and interpret a histogram A Create a tree diagram C Design and use data collection sheets and questionnaires D Draw a line of best fit on the scatter graph C Draw a scatter graph by plotting points on a graph and interpret it D Draw and interpret pie charts D Find averages from grouped data C Identify possible sources of bias in the design and use of data collection sheets & questionnaires C Interpret statistical graphs and draw conclusions A List all the possible outcomes of two events, using a probability space D Solve probability problems involving dependent events A* Solve probability problems involving independent events A Specify hypotheses and test them C Understand probabilities of mutually exclusive events D Use a line of best fit to estimate values on a scatter graph and describe the correlation C Use a two-way table to work out probability D Use a variety of different sampling methods C Use relative frequency to find probabilities C Use stratified sampling A Work out the median, quartiles and interquartile range B

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