Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 6 - Section 6.1 - Assess Your Understanding - Applying the Concepts - Page 332: 25c

Answer

0.125

Work Step by Step

P(a randomly selected 50- to 54-year-old mother who had a live birth in 2007 has had her sixth or more live birth) corresponds to the bars No. 6, 7 and 8 of the histogram. Hence: $P(X \geq 6) = P(X=6) + P(X=7) + P(X=8)$ = 0.043 + 0.021 + 0.061 = 0.125
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