The Essentials of Biostatistics for Physicians, Nurses, and Clinicians
5.6 Exercises 71 Ten diabetic patients had their plasma glucose levels (mmol/L) before and after 1 hour of oral administration ...
72 The Essentials of Biostatistics for Physicians, Nurses, and Clinicians, First Edition. Michael R. Chernick. © 2011 John Wiley ...
6.1 Type I and Type II Errors 73 hypothesis, we are accepting the alternative. Whether we reject or do not reject the null hypot ...
74 CHAPTER 6 Hypothesis Testing Figure 6.1. Power functions for a normal distribution with mean δ and sample sizes 25 and 100. N ...
6.4 Comparing Means From Two Independent Samples: Two-Sample t-Test 75 null hypothesis is true. There is a relationship between ...
76 CHAPTER 6 Hypothesis Testing hypothesis of zero difference is true, and n is the number of patients in the treatment group an ...
6.5 Paired t-Test 77 This will usually lead to a smaller variance for the difference of the two means, such as in crossover tria ...
78 CHAPTER 6 Hypothesis Testing Table 6.1 Daily Average Temperature in Washington, DC , and New York City Date Washington, DC ( ...
6.7 Relationship Between Confi dence Intervals and Hypothesis Tests 79 quantity for construction confi dence interval and testin ...
80 CHAPTER 6 Hypothesis Testing 1 − α. Confi dence levels are often expressed as a percentage, so the confi dence level for the ...
6.9 Bootstrap Tests 81 0.80, at an alternative mean difference. Then pick the fi rst value of n that achieves that desired power ...
82 CHAPTER 6 Hypothesis Testing in Section 6.7 relating confi dence intervals and to hypothesis tests, we reject H 0 if μ 0 < ...
6.11 Special Tests in Clinical Research 83 The estimate of the unconditional probability of a false positive is estimated to be ...
84 CHAPTER 6 Hypothesis Testing one - sided hypothesis with power function requirement at a fi xed δ. So the approach is the sam ...
6.11 Special Tests in Clinical Research 85 In equivalence testing, we want to accept the null hypothesis. To do this in the Neym ...
86 CHAPTER 6 Hypothesis Testing way to do the test is to construct a two - sided confi dence interval for the mean difference, a ...
6.12 Repeated Measures Analysis 87 are interested in the time evolution of the measurements for many patients over a short numbe ...
88 CHAPTER 6 Hypothesis Testing Rubin ( 2002 ) are my recommendations. Little and Rubin deal specifi - cally with missing data a ...
6.13 Meta-Analysis 89 the natural logarithm function. Then L has a chi - square distribution with 2 df. Now suppose we have k in ...
90 CHAPTER 6 Hypothesis Testing Table 6.4 Cutting Balloon Angioplasty Combined p - Value Meta - Analysis by Fisher ’ s Test Stud ...
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