OCR MEI S1 2007 January — Question 3

Exam BoardOCR MEI
ModuleS1 (Statistics 1)
Year2007
SessionJanuary
TopicData representation
TypeDraw histogram from frequency table

3 The times taken for 480 university students to travel from their accommodation to lectures are summarised below.
Time \(( t\) minutes \()\)\(0 \leqslant t < 5\)\(5 \leqslant t < 10\)\(10 \leqslant t < 20\)\(20 \leqslant t < 30\)\(30 \leqslant t < 40\)\(40 \leqslant t < 60\)
Frequency3415318873275
  1. Illustrate these data by means of a histogram.
  2. Identify the type of skewness of the distribution.