# The masses of 444 newborn babies in the USA and 888 newborn babies in the UK both produce normal curves. For the USA babies, = 3.4kg and = 200 g; for the UK babies, = 3.3kg and

The masses of 444 newborn babies in the USA and 888 newborn babies in the UK both produce normal curves. For the USA babies, μ = 3.4kg and σ = 200 g; for the UK babies, μ = 3.3kg and σ^{2} = 36100 g^{2}.

a. On a single diagram, sketch and label these two normal curves.

b. Describe the curves’ differences and similarities.

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**Related Book For**

## Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

**ISBN:** 9781108407304

1st Edition

**Authors:** Dean Chalmers, Julian Gilbey

**Question Details**

Chapter #

**8**Section: Exercises 8A

Problem: 5

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