The following two-way contingency table gives the breakdown of the population of married or previously married women in a locale according to age at first marriage and number of children: Number of Children Age 0 1-2 3+ Under 20 0.02 0.15 0.07 20-29 0.07 0.37 0.11 30+ 0.10 0.10 0.01 You select a woman at random. What is the probability the woman was 30 or older at her first marriage? (Round your answer to two decimal places, ex 0.32.)

The following two-way contingency table gives the breakdown of the population of married or previously married women in a locale according to age at first marriage and number of children: Number of Children Age 0 1-2 3+ Under 20 0.02 0.15 0.07 20-29 0.07 0.37 0.11 30+ 0.10 0.10 0.01 You select a woman at random. What is the probability the woman was 30 or older at her first marriage? (Round your answer to two decimal places, ex 0.32.)

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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