Skip to content

Course home

4.2 Statistical distributions (A-level only)

4.2 Statistical distributions (A-level only)

EasyMediumHard
1234567891011121314151617181920212223242526272829303132
Question 32

Parcel masses are modelled by X∼N(2.2,0.32)X\sim N(2.2,0.3^2)X∼N(2.2,0.32). Find the value m m\,m such that P(X<m)=0.80P(X<m)=0.80P(X<m)=0.80.

[3]
Markscheme

4.2 Statistical distributions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.2 Statistical distributions (A-level only)

328 exam-style questions on WJEC A Level Maths 4.2 Statistical distributions (A-level only), covering 4.2.1 Statistical distributions (A-level only), 4.2.2 Statistical distributions (A-level only), and 4.2.3 Statistical distributions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

Question bank