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Introduction to Biostatistics (Nursing): Course Outline

The National Cancer Institute defines biostatistics as “the science of collecting and analyzing biologic or health data using statistical methods.” The use of statistics in health care dates back more than a century to the earliest application of the scie

Course Description

This course provides the learners preamble knowledge to basic statistical principles and their application to qualitative and quantitative research studies in health sciences. It is aimed to develop understanding of rules governing use of descriptive and inferential statistics to enhance learners’ knowledge and skills to analyze, synthesize, infer and present given data.

Course Objectives

By the end of this course the learners will be able to:
1. Define various statistical terms.
2. Explain the various statistical methods used in health sciences.
3. Analyze the use of statistics in some selected research studies.
4. Calculate statistical results for selected measures.

Reference Books

Introduction to Biostatistics

Unit 1

Introduction to Biostatistics

dentification of variable types and variable scales (nominal, ordinal, continuous).

Unit 2

Organizing and displaying data: tables; frequency distributions: bar graphs, histograms, frequency polygon; cumulative frequency.

Unit 3

Measures of central tendency (mean, median, mode) and measures of dispersion (range, variance, standard deviation).

Unit 4

The Normal distribution.

Unit 5

The sampling distribution and the Central Limit Theorem.

Unit 6

Estimation.

Unit 7
Hypothesis testing: null & alternative hypotheses; significance level

Unit 8
Type I and Type II errors and Power of the test.
Unit 9
T-test – one sample

Reference Books