The volume of juice in a specific brand of bottle follows a normal distribution. 5% of bottles contain less than 480 ml. 15% of bottles contain more than 510 ml.
Find the mean and standard deviation of the volumes of juice in these bottles.
228 exam-style questions on CCEA A Level Maths 4.5.1 Statistical distributions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.