Edexcel S1 — Question 5

Exam BoardEdexcel
ModuleS1 (Statistics 1)
TopicData representation
TypeDraw histogram from frequency table
  1. In a survey of natural habitats, the numbers of trees in sixty equal areas of land were recorded, as follows:
171292340321153422318
154510521413294369301547
356241319269312718620
22183051493550258102631
332940373844243442381123
  1. Construct a stem-and-leaf diagram to illustrate this data, using the groupings 5-9, 10-14, 15-19, 20-24, etc.
  2. Find the three quartiles for the distribution.
  3. On graph paper construct a box plot for the data, showing your scale and clearly indicating any outliers.
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Q1 Q3 Q4 Q5 Q6