Skip to content

Course home

4.5 Statistical distributions (A-level only)

4.5 Statistical distributions (A-level only)

EasyMediumHard
12345678910111213141516171819202122232425262728293031
Question 23

The heights of adult males in a particular city are normally distributed with a mean of 175 cm and a standard deviation of 7 cm.

Find the height below which 80% of these adult males fall. Give your answer to the nearest cm.

[2]
Markscheme

4.5 Statistical distributions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.5 Statistical distributions (A-level only)

284 exam-style questions on CCEA A Level Maths 4.5 Statistical distributions (A-level only), covering 4.5.1 Statistical distributions (A-level only) and 4.5.2 Statistical distributions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

Question bank