Step 8 Objective
Find an estimate of the frequency for up to two events.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
Examples of what pupils should know and be able to do
In the population as a whole Pr(red hair in males) = 0.2 and Pr(red hair in females) = 0.24.
Given that a school has 600 boys and 500 girls find an estimate for the number of red-haired pupils.