Learning objectives
Read and construct dot plots, histograms, box plots and frequency tables and describe the shape of a distribution
Calculate and compare the mean, median, mode and range of a data set, including data presented in a frequency table
Predict how adding, removing or changing a value affects the mean and the median, and explain the effect of an outlier
Compare the standard deviations of two data sets by judging their spread, without calculating them
Choose the most suitable measure of center for a skewed distribution and justify the choice
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