The mass of apples produced in an orchard follows a normal distribution with a mean of 120 g and a standard deviation of 15 g.
Find the probability that the mass of an apple is:
More than 135 g
Less than 105 g
Between 105 g and 135 g
Practise Edexcel A Level Maths The Normal Distribution with exam-style questions for A Level Maths. 439 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
