IB skill practice

Use continuous random variables

Use density functions and area reasoning for continuous probability models.

Paper 1, Paper 2 5 marks Difficulty 5

Use continuous random variables - context restriction

A transport depot waiting time is uniformly distributed on \([0,4]\). Find \(P(2\le X\le 4)\). Enter the requested value and choose the interpretation that matches the result.

Worked practice: result and interpretation

Calculate the requested result first, then choose the interpretation that follows from it.