Edexcel S1 2023 June — Question 1

Exam BoardEdexcel
ModuleS1 (Statistics 1)
Year2023
SessionJune
TopicData representation
TypeEstimate mean and standard deviation from histogram

  1. The histogram shows the distances, in km , that 274 people travel to work.
    \includegraphics[max width=\textwidth, alt={}, center]{b8ac20db-4237-4def-81aa-a3eecbeefbdd-02_1272_1582_296_175}
Given that 60 of these people travel between 10 km and 20 km to work, estimate
  1. the number of people who travel between 22 km and 45 km to work,
  2. the median distance travelled to work by these 274 people,
  3. the mean distance travelled to work by these 274 people.