Transcription of Types of Data Descriptive Statistics
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1 Statistical Methods ITamekia L. Jones, Assistant ProfessorChildren s Oncology Group Statistics & Data Center Department of Biostatistics Colleges of Medicine and Public Health & Health ProfessionsOutline of TopicsI. Descriptive StatisticsII. Hypothesis Testing III. Parametric Statistical TestsIV Nonparametric Statistical Tests2IV. Nonparametric Statistical TestsV. Correlation and RegressionTypes of Data Nominal Data Gender: Male, Female Ordinal Data Strongly disagree, Disagree, Slightly disagree, Neutral, Slightly agree, Agree, Strongly agree3,gyg,g,gyg Interval Data Numeric data: Birth weight Descriptive Statistics Descriptive statistical measurements are used Descriptive statistical measurements are used in medical literature to summarize data or describe the attributes of a set of data Nominal data summarize using /i4rates/proportions.
The Normal (Gaussian) Distribution Measures of Dispersion (contd) Coefficient of Variation • Measure of the relative spread in data ... 20 2.7%, and 2.4%. These values indicate relatively good reproducibility of the assay, because the variation as measured by
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