Representation as sample data and methods for summarising sample data

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GCSE/Level 2

GCSEStatistics

AoN Level 3

Teachers'Area

Statistics 1

Statistics 1 Home Correlation+regression Discrete random variables Normal distribution Probability

Graphs, averages and more

Data, frequency distributions, cumulative frequency polygons, stem and leaf diagrams, grouped frequency distributions, histograms.	Revise charts with DISCUSS
Histograms	Explore histograms: The interactive data analysis tool in this investigation allows you to create your own sets of data and examine how various statistical functions such as mean, median, and standard deviation depend on the choice of data.
Mean, mode and median	The goal of this lesson is to introduce the concepts of mean, median and mode and to develop understanding and familiarity with these ideas.
Range and interquartile range, variance and standard deviation.	Find out about these (and more!) from HyperStat Online.