Gr 10 (Statistics)

Measures of central tendency in ungrouped data. Mean, median and the mode. 

Measures of central tendency in grouped data: calculation of mean estimate of grouped data and identification of modal interval and interval in which the median lies. 

Range as a measure of dispersion and extension to include percentiles, quartiles, inter-quartile and semi-inter-quartile range. 

Five number summary (maximum, minimum and quartiles) and box and whisker diagram. 

Use the statistical summaries (measures of central tendency and dispersion), and graphs to analyse and make meaningful comments on the context associated with the given data.