Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 6 - Section 6.1 - Continuous Probability Distribution and the Normal Probability Distribution - Exercises - Page 241: 6.5


A normal probability distribution or a normal curve is a bell-shaped(symmetric) curve. A normal probability distribution, when plotted, gives a bell-shaped curve such for which: a) The total area under the curve is 1.0 b) The curve is symmetric about the mean. c) The two tails of the curve extend indefinitely.

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