Explanation Refer to Figure 5.22. It can be noted that the appeared plasma-aldosterone concentrations in the two groups are much skewed and the normality is unlikely to be a valid assumption. The actual number of children with aldosterone levels ≤ 300 pmol/L is 45% that is 24 53

8th Edition

ISBN: 9781305268920

Author: Bernard Rosner

Publisher: Cengage Learning

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Question

Chapter 5, Problem 49P

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Explain whether the assumption of normality seems reasonable and provide the reason.

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Chapter 5, Problem 48P

Chapter 5, Problem 50P

Chapter 5 Solutions

Fundamentals of Biostatistics

Ch. 5.4 - What is the difference between a...Ch. 5.4 - Suppose a continuous random variable can only take...Ch. 5.4 - What is a standard normal distribution?Ch. 5.4 - (a) What is the area to the left of 0.2 under a...Ch. 5.4 - (a) What is z.30? What does it mean? (b) What is...Ch. 5.5 - What is the difference between a standard normal...Ch. 5.5 - What does the principle of standardization mean?Ch. 5.5 - Suppose the distribution of serum-cholesterol...Ch. 5.8 - Why do we use the normal approximation to the...Ch. 5.8 - Prob. C.2RE

Ch. 5.8 - The prevalence of glaucoma among the elderly in...Ch. 5.8 - The number of deaths from heart failure in a...Ch. 5 - Because serum cholesterol is related to age and...Ch. 5 - Because serum cholesterol is related to age and...Ch. 5 - Because serum cholesterol is related to age and...Ch. 5 - Because serum cholesterol is related to age and...Ch. 5 - Because serum cholesterol is related to age and...Ch. 5 - Suppose that total carbohydrate intake in 12- to...Ch. 5 - Suppose that total carbohydrate intake in 12- to...Ch. 5 - Suppose boys in this age range who live below the...Ch. 5 - Suppose boys in this age range who live below the...Ch. 5 - A study was conducted assessing the effect of...Ch. 5 - A study was conducted assessing the effect of...Ch. 5 - The duration of cigarette smoking has been linked...Ch. 5 - The duration of cigarette smoking has been linked...Ch. 5 - Serum cholesterol is an important risk factor for...Ch. 5 - Serum cholesterol is an important risk factor for...Ch. 5 - Serum cholesterol is an important risk factor for...Ch. 5 - People are classified as hypertensive if their...Ch. 5 - People are classified as hypertensive if their...Ch. 5 - People are classified as hypertensive if their...Ch. 5 - People are classified as hypertensive if their...Ch. 5 - Forced expiratory volume (FEV) is an index of...Ch. 5 - Forced expiratory volume (FEV) is an index of...Ch. 5 - Forced expiratory volume (FEV) is an index of...Ch. 5 - Forced expiratory volume (FEV) is an index of...Ch. 5 - The differential is a standard measurement made...Ch. 5 - The differential is a standard measurement made...Ch. 5 - The differential is a standard measurement made...Ch. 5 - The differential is a standard measurement made...Ch. 5 - The differential is a standard measurement made...Ch. 5 - The differential is a standard measurement made...Ch. 5 - Blood Chemistry In pharmacologic research a...Ch. 5 - Blood Chemistry In pharmacologic research a...Ch. 5 - Blood Chemistry In pharmacologic research a...Ch. 5 - In pharmacologic research a variety of clinical...Ch. 5 - Blood Chemistry In pharmacologic research a...Ch. 5 - A treatment trial is proposed to test the efficacy...Ch. 5 - A treatment trial is proposed to test the efficacy...Ch. 5 - A treatment trial is proposed to test the efficacy...Ch. 5 - Is the measure in Problem 5.38 a measure of...Ch. 5 - A treatment trial is proposed to test the efficacy...Ch. 5 - Refer to the pulmonary-function data in the Data...Ch. 5 - Prob. 43P Ch. 5 - Refer to the pulmonary-function data in the Data...Ch. 5 - Prob. 45P Ch. 5 - A clinical trial was conducted to test the...Ch. 5 - Well-known racial differences in blood pressure...Ch. 5 - Well-known racial differences in blood pressure...Ch. 5 - Prob. 49P Ch. 5 - Suppose we observe 84 alcoholics with cirrhosis of...Ch. 5 - What is the probability of observing at least 29...Ch. 5 - Suppose we observe 84 alcoholics with cirrhosis of...Ch. 5 - FIGURE 5.22 Plasma-aldosterone concentrations in...Ch. 5 - FIGURE 5.22 Plasma-aldosterone concentrations in...Ch. 5 - Pregnant women with gestational diabetes mellitus...Ch. 5 - Officials in the State Health Department are...Ch. 5 - Prob. 57P Ch. 5 - A study was conducted relating particulate air...Ch. 5 - Prob. 59P Ch. 5 - Refer to Data Set VALID.DAT (at...Ch. 5 - Refer to Data Set VALID.DAT (at...Ch. 5 - Prob. 62P Ch. 5 - A study concerned the risk of cancer among...Ch. 5 - Prob. 64P Ch. 5 - A doctor diagnoses a patient as hypertensive and...Ch. 5 - A doctor diagnoses a patient as hypertensive and...Ch. 5 - Suppose the physician is not sure whether the...Ch. 5 - A study compared different treatments for...Ch. 5 - A study compared different treatments for...Ch. 5 - A study compared different treatments for...Ch. 5 - Obesity is an important determinant of...Ch. 5 - Prob. 72P Ch. 5 - Prob. 73P Ch. 5 - Prob. 74P Ch. 5 - Prob. 75P Ch. 5 - Prob. 76P Ch. 5 - Answer the question in Problem 5.75 for a binomial...Ch. 5 - Prob. 78P Ch. 5 - Prob. 79P Ch. 5 - Prob. 81P Ch. 5 - Prob. 82P Ch. 5 - Prob. 83P Ch. 5 - Prob. 85P Ch. 5 - Retinitis pigmentosa (RP) is a genetic ocular...Ch. 5 - Prob. 87P Ch. 5 - Prob. 88P Ch. 5 - Prob. 89P Ch. 5 - Physicians recommend that children with type-I...Ch. 5 - Physicians recommend that children with type-I...Ch. 5 - Prob. 92P Ch. 5 - Prob. 93P Ch. 5 - Prob. 94P Ch. 5 - Prob. 95P Ch. 5 - A previous study found that people consuming large...Ch. 5 - A previous study found that people consuming large...Ch. 5 - Prob. 98P Ch. 5 - A study was recently published in Western...Ch. 5 - Prob. 100P Ch. 5 - Prob. 101P Ch. 5 - Prob. 102P Ch. 5 - Prob. 103P Ch. 5 - Prob. 104P Ch. 5 - Prob. 105P Ch. 5 - What is the 40th percentile of a normal...Ch. 5 - What is the sum of the 40th and 60th percentiles...Ch. 5 - What is z.90?Ch. 5 - A study was performed of different predictors of...Ch. 5 - A study was performed of different predictors of...Ch. 5 - Prob. 111P Ch. 5 - Prob. 112P Ch. 5 - Cancer The Shanghai Womens Health Study (SWHS) was...Ch. 5 - Prob. 114P Ch. 5 - Prob. 115P Ch. 5 - Prob. 116P Ch. 5 - Prob. 117P Ch. 5 - Prob. 118P Ch. 5 - Prob. 119P Ch. 5 - Prob. 120P Ch. 5 - Prob. 121P Ch. 5 - Prob. 122P Ch. 5 - Prob. 123P Ch. 5 - Prob. 124P Ch. 5 - Hypertension Blood pressure readings are known to...Ch. 5 - Prob. 126P Ch. 5 - Prob. 127P Ch. 5 - Prob. 128P Ch. 5 - Prob. 129P Ch. 5 - Prob. 130P

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