In one city, there are a total of 1,640 5-year-old children of whom 553 live with one parent only. Among a sample of 600 of the 5-year-old children from this city, 223 live with one parent only. What is the sample proportion of 5-year-old children who live with one parent only?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 23PPS
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In one city, there are a total of 1,640 5-year-old children of whom 553 live with one parent only. Among a sample of 600 of the 5-year-old children from this city, 223 live with one parent only. What is the sample proportion of 5-year-old children who live with one parent only?

The following table describes the relationship between heart attack (H = heart attack, NH = no heart attack) and aspirin consumption (A = aspirin, P = placebo). There were 22, 071 physicians in the study.

  H NH Row Totals
P 189 10,845 11,034
A 104 10,933 11,037
Column Totals 293 21,778 22,071


What is the probability that a randomly selected person was taking Aspirin.

Continuing from the last problem, what is the probability of P(H given A)?

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