A Level Further Maths

A Level Further Maths Moment Generating Functions Exam Questions

Free A Level Further Maths exam questions on Moment Generating Functions, with full model answers. Covers definition and standard MGFs, moments, sums of independent random variables.

Moment Generating Functions exam questions

1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.

About A Level Further Maths Moment Generating Functions

Moment Generating Functions is part of Statistics in A Level Further Maths. These questions suit OxfordAQA International A Level Further Maths students. Answer the pack without notes, then mark every line against the model answers and redo the questions you dropped marks on.

What you need to know

  • Definition M(t) = E(eᵗˣ).
  • Moments Derivatives at t = 0 give moments.
  • Sums MGF of a sum is a product of MGFs.

Common mistakes in Moment Generating Functions

  • Wrong evaluation point.
  • Adding MGFs.

Try two Moment Generating Functions exam-style questions

1. How is E(X) found from M(t)? (1 mark)

Show the mark scheme answer

M'(0)

2. What is the MGF of a sum of independent variables? (1 mark)

Show the mark scheme answer

The product of their MGFs

Moment Generating Functions FAQs

Which exam boards include Moment Generating Functions?

These questions suit OxfordAQA International A Level Further Maths.

Is Moment Generating Functions pure, mechanics or statistics?

Moment Generating Functions is part of Statistics.

How should I use these Moment Generating Functions questions?

Answer every question without notes, then check each line against the model answers and redo any you got wrong.