Statistical Graphs


statistics is concerned with the collection, presentation and analysis of quantities of information and data. this information can then be used to make conclusions and predictions.

once data has been collected, it can be shown in tables and graphs

graphs such as pictographs, column graphs, histograms, cumulative frequency graphs and pie graphs can be drawn to illustrate the data.

Key Skills

  • draw the graphs named above from tables of data.
  • interpret statistical graphs.
  • solve problems relating to statistical graphs.


data, pictograph, column graph, pie graph, sector graph,bar graphstatistics, histogramcumulative frequency, ungrouped data, grouped data, frequency distributionfrequency, frequency polygonsector, discrete datacontinuous datamedianpercentile, upper quartilelower quartile