Mind on Statistics
Mind on Statistics
5th Edition
ISBN: 9781285463186
Author: Jessica M. Utts, Robert F. Heckard
Publisher: Brooks Cole
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Types of Bias
Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative p…
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Chapter 4, Problem 4.25E

Exercise 4.10 described a study in which men were classified according to how many anger symptoms they exhibit and whether they have coronary heart disease or not. Among 559 men with the most anger symptoms. 59 had coronary heart disease. Among 199 men with no anger symptoms, 8 had coronary heart disease.

a. For those with the most anger symptoms, what is the relative risk of heart disease (compared to those with no anger symptoms)?

b. For those with the most anger symptoms, what is the percent increase in the risk of heart disease?

c. Calculate the odds ratio that compares the odds of having heart disease for the men with the most anger sympt oms to the odds for men with no anger symptoms.

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Chapter 4 Solutions

Mind on Statistics

Ch. 4 - Prob. 4.1ECh. 4 - Prob. 4.2ECh. 4 - Each fall, auditions for the band and orchestra...Ch. 4 - Prob. 4.4ECh. 4 - For each pair of variables, indicate whether or...Ch. 4 - For each pair of variables, indicate whether or...Ch. 4 - Suppose a study on the relationship between gender...Ch. 4 - Prob. 4.8ECh. 4 - Prob. 4.9ECh. 4 - Do grumpy old men have a greater risk of having...
Ch. 4 - Prob. 4.11ECh. 4 - Prob. 4.12ECh. 4 - Prob. 4.13ECh. 4 - Prob. 4.14ECh. 4 - Prob. 4.15ECh. 4 - Prob. 4.16ECh. 4 - For Exercise 4.17 and 4.18: A study is done to...Ch. 4 - For Exercise 4.17 and 4.18: A study is done to...Ch. 4 - Prob. 4.19ECh. 4 - a. For a relative risk of 2.1, what is the percent...Ch. 4 - a. For a relative risk of 1.53, what is the...Ch. 4 - Science News (February 25, 1995, p. 124) reported...Ch. 4 - Prob. 4.23ECh. 4 - Prob. 4.24ECh. 4 - Exercise 4.10 described a study in which men were...Ch. 4 - Prob. 4.26ECh. 4 - Prob. 4.27ECh. 4 - Suppose a newspaper article states that drinking...Ch. 4 - Prob. 4.29ECh. 4 - Prob. 4.30ECh. 4 - Prob. 4.31ECh. 4 - Case Study 1.5 (p. 4) was called Does Prayer Lower...Ch. 4 - Prob. 4.33ECh. 4 - Prob. 4.34ECh. 4 - Prob. 4.35ECh. 4 - Prob. 4.36ECh. 4 - Prob. 4.37ECh. 4 - Prob. 4.38ECh. 4 - Prob. 4.39ECh. 4 - Researchers studied a random sample of North...Ch. 4 - Refer to Exercise 4.40. a. Write a two-way table...Ch. 4 - In a national survey, n=1000 randomly selected...Ch. 4 - Prob. 4.43ECh. 4 - Prob. 4.44ECh. 4 - Prob. 4.45ECh. 4 - Prob. 4.46ECh. 4 - Prob. 4.47ECh. 4 - Prob. 4.48ECh. 4 - Prob. 4.49ECh. 4 - Prob. 4.50ECh. 4 - Prob. 4.51ECh. 4 - Prob. 4.52ECh. 4 - Refer to the Minitab output for Exercise 4.52. The...Ch. 4 - Prob. 4.54ECh. 4 - Prob. 4.55ECh. 4 - Prob. 4.56ECh. 4 - Prob. 4.57ECh. 4 - Prob. 4.58ECh. 4 - Exercise 4.2 (p.136) gave the following data from...Ch. 4 - In Example 4.15 (p. 130), a statistically...Ch. 4 - Prob. 4.61ECh. 4 - Prob. 4.62ECh. 4 - Prob. 4.63ECh. 4 - Prob. 4.64ECh. 4 - Prob. 4.65ECh. 4 - Prob. 4.66ECh. 4 - Prob. 4.67ECh. 4 - Prob. 4.68ECh. 4 - Prob. 4.69ECh. 4 - Prob. 4.70ECh. 4 - Prob. 4.71ECh. 4 - Prob. 4.72ECh. 4 - Prob. 4.73ECh. 4 - Prob. 4.74ECh. 4 - Prob. 4.75ECh. 4 - Prob. 4.76ECh. 4 - Prob. 4.77ECh. 4 - Prob. 4.78ECh. 4 - Prob. 4.79ECh. 4 - Prob. 4.80ECh. 4 - Prob. 4.81ECh. 4 - Prob. 4.82ECh. 4 - Prob. 4.83ECh. 4 - Prob. 4.84E
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