## The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman

# Chapter 3 - The Normal Distributions - Apply Your Knowledge: 3.2a

#### Answer

The curve satisfies the requirements for a density curve because the curve is entirely above the horizontal axis and the total area under the curve is 1.

#### Work Step by Step

Area under the curve = $base \times height$ = $5 \times (1/5)$ = $1$

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