BBC4 年
Cumulative frequency diagrams – Higher
To calculate the cumulative frequencies, add the frequencies together. A cumulative frequency diagram is ... and find the median length. The interquartile range is a measure of how spread out ...
BBC4 年
Cumulative frequency diagrams – Higher
A cumulative frequency table shows a running total ... The upper quartile is about 47 cm. The interquartile range is the upper quartile – the lower quartile, so for this data the interquartile ...