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Pediatrics, 1981
Dr Oski's controlled study (Pediatrics 66:168, 1980) comparing the gastrointestinal (GI) symptoms of a group (N = 44) of infants receiving formula with iron and a group (N = 49) receiving formula with no iron was well conceived and practical. However, his concluding statement "...our study failed to provide any evidence for the commonly held belief ...
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Dr Oski's controlled study (Pediatrics 66:168, 1980) comparing the gastrointestinal (GI) symptoms of a group (N = 44) of infants receiving formula with iron and a group (N = 49) receiving formula with no iron was well conceived and practical. However, his concluding statement "...our study failed to provide any evidence for the commonly held belief ...
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The problem of the type II statistical error
Obstetrics & Gynecology, 1995To determine if type II statistical errors (also known as beta errors) are a common problem in published clinical research.Type II statistical errors occur when sample sizes are too small to show an effect of treatment, even when an effect truly exists.
R, Mittendorf, V, Arun, A M, Sapugay
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Perceptual and Motor Skills, 1970
I t is difficult to conceptualize for students in elementary statistics, the meaning and consequences of a Type I or a Type I1 error; that in fact statistics are fallible. One method of demonstrating a Type I1 error, that is, accepting the null hypothesis when in fact it is false, can be illustrated by the non-parametric one-sample Runs Test (Siegel ...
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I t is difficult to conceptualize for students in elementary statistics, the meaning and consequences of a Type I or a Type I1 error; that in fact statistics are fallible. One method of demonstrating a Type I1 error, that is, accepting the null hypothesis when in fact it is false, can be illustrated by the non-parametric one-sample Runs Test (Siegel ...
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Type-I Error and Type-II Error and Thirukkural
SSRN Electronic Journal, 2008Textbooks caution the empirical researchers about the possibility of Type-I Error and Type-II Error in hypothesis testing so that the correct conclusion could be derived from the study. This paper attempts to show that the concepts of Type-I Error and Type-II Error were recognized and documented by Indian scholars more than 2000 years ago in ...
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Abstract Details on the concepts of Type I and Type II error are provided with a worked example. Their relationship to the power of a study is explained.
Phil Ambery +2 more
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Phil Ambery +2 more
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