The height of a Labrador retriever (in centimetres) is known to follow a normal distribution with mean= 58.7 and standard deviation= 2.4.

1 What is the probability that a randomly chosen Labrador retriever has a height between 58.3 and60.4?

2 What is the probability that a randomly chosen Labrador retriever has a height of 60.4 or more?

3 What is the probability that a randomly chosen Labrador retriever has a height of 60.4 or more, given that they are more than 59.4 tall?

4 The 9 % tallest Labrador retriever are taller than _____ cm.

5 Explain the idea behind the previous calculation