frac{3(40)}{4}={30}\) so the UQ is the 30th number. To find these from the graph we draw two lines across from the vertical axis, one at 10 and one at 30. We read the values for the quartiles from ...
This example shows how to create box plots and how to specify SYMBOL definitions so data ... uses a SYMBOL definition with INTERPOL=BOXT20 to specify a box plot with whisker tops at the 80th ...
Sampling data - Intermediate & Higher tier - WJEC Cumulative frequency – Intermediate & Higher tier - WJEC Averages and range - WJEC Discussing results - WJEC Mean, median and mode ...
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