Home > Maths > Data Handling > Inter-quartile range, cumulative frequency, box and whisker plots - Higher
The weights of 200 students are given in the table below:
Which of the following histograms (A, B or C) represents the data correctly?
The lengths of a number of leaves are recorded in the table below.
A histogram is to be drawn to represent the data. Find the values of A, B and C.
Questions 7-9 refer to the table below:
What's the lower class boundary of the first class?
What's the upper class boundary of the first class?
Find the interquartile range for the following set of data:21, 34, 53, 43, 27, 38, 20, 32, 13, 42, 55
This box-and-whisker plot represent the ages of people in a cinema:
What's the interquartile range?