US12332+Data+Display

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=Unit Standard 12332 Data Displays: Comparison= People credited with this unit standard are able to demonstrate knowledge of measures and displays used to compare data sets. =element 1 : Displays and explaination= Demonstrate knowledge of displays used to compare data sets. Range: two of – box and whisker plots, back-to-back stem-and-leaf plots and composite bar graphs. 1.1 Performance of techniques which illustrate knowledge of displays is consistent with the statistical basis of the displays. 1.2 Displays used are appropriate for the distribution of the data and enable comparisons to be made. 1.3 An explanation relates the displays used to the distribution of the data.

=element 2: Measures and explaination= Demonstrate knowledge of measures used to compare data sets. Range: mean, median, standard deviation and interquartile range. 2.1 Performance of techniques which illustrate knowledge of measures is consistent with the statistical basis of the measures. 2.2 Measures used are appropriate for the distribution of the data and enable comparisons to be made. 2.3 An explanation relates the measures used to the distribution of the data.

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