A test score s s\,s was measured to the nearest whole number. 40 observations are given in the table below.
| sss | 40 - 47 | 48 - 53 | 54 - 58 | 59 - 60 |
|---|---|---|---|---|
| Frequency | 12 | 9 | 14 | 5 |
A histogram was drawn and the bar representing the 40 - 47 class has a width of 3.2 cm and a height of 3 cm.
Find the width and height of the bar representing the 48 - 53 class.
Find the width and height of the bar representing the 54 - 58 class.
28 exam-style questions on Edexcel AS Level Maths Representations of Data, covering 3.1 Outliers, 3.2 Box Plots, 3.3 Cumulative Frequency, 3.4 Histograms, and 3.5 Comparing Data. Each one has a worked solution and a mark scheme showing where the marks go.