Skip to content

Course home

2.4.6 Probabilities using the normal distribution (A-level only)

2.4.6 Probabilities using the normal distribution (A-level only)

EasyMediumHard
12345678910111213141516171819202122232425262728293031323334353637383940
Question 35

The heights of a group of people are normally distributed with a mean of 164 cm and 10% of the people have a height of less than 150 cm.

Find the standard deviation of the heights of the people.

[4]
Markscheme

2.4.6 Probabilities using the normal distribution (A-level only) Questions

  1. A Level
  2. /Maths
  3. /2.4.6 Probabilities using the normal distribution (A-level only)

147 exam-style questions on OCR A Level Maths 2.4.6 Probabilities using the normal distribution (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

Question bank