Important Questions and Answers – Research Biostatistics (Based on J.V. Dixit Notes)
Important Questions and Answers – Research Biostatistics (Based on J.V. Dixit Notes) Unit 1: Introduction to Biostatistics Q1. Define biostatistics. Explain its applications in health research. A: Biostatistics is the application of statistical methods to biological and health sciences. It helps in the collection, analysis, interpretation, and presentation of health data. Applications include evaluating treatment effectiveness, analyzing disease patterns, planning health programs, and supporting public health decisions. Q2. Differentiate between descriptive and inferential statistics. A: Descriptive statistics summarize and describe features of a dataset (e.g., mean, median). Inferential statistics make predictions or inferences about a population based on a sample (e.g., hypothesis testing). Unit 2: Data Collection and Presentation Q3. Explain methods of data collection in health research. A: Methods include: Surveys and questionnaires Interviews Observations Expe...