Biostatistics (BS-802)
2+1 Credit Hours (32 lectures+16 lab sessions)
Spring Semester: (February- June 2022) Duration:18 Weeks
(16 weeks of teaching and two weeks for examination)
Course Contents:
Ist part
1. Introduction to Biostatistics and its Application in Research
2. Data, its Types, Collection of Primary and Secondary data; editing of data;
Presentation of data: Sources and uses, Organizing and Displaying Data
Visual Presentation (Diagrams and Graphs);
3. Measures of Central Tendency: Arithmetic Mean by direct and short-cut
method, Geometric Mean, Harmonic Mean, Mode, Median, ED50 (LD50
in detail ), Quartile;
4. Measures of Dispersion: Range, Quartile Deviation, Mean Deviation,
Standard Deviation by direct and short-cut method, Variance, and their
Coefficient;
5. Correlation: Simple Correlation Table, Rank Correlation, Partial and
Multiple Correlation; Regression and method of least square;
6. Probability: Concept of Probability, Laws of Probability; Permutation and
Combination; Probability distributions: Binomial distribution, Poisson
distribution and their fitting to observed data
7. Normal distribution; Sampling and Basic Design; Hypothesis Testing; Chisquare test, Student’s t-test, Analysis of variance; Multivariate analysis;
8. Introduction to Statistical Software
9. Sampling Techniques
10. Confidence Intervals for Mean
11. Confidence Intervals for Proportion
12. Hypothesis Testing
13. Tests of Significance
2nd Part
14. Experimental Study Designs: Application and Interpretation of the Results
15. Application and Interpretation of Parametric Test: ANOVA in Experimental
and other Study Designs.
16. Application and Interpretation of Non Parametric Tests: Chi Square Test for
Several Proportions, n  k Tables and Tables with Ordered Data, Fisher’s
Exact Test, Non-parametric Tests for a Single or More than one samples
e.g. Wilcoxon’s Rank Sum Tests, Mann-Whitney U-tests.
17. Application and Interpretation of Regression, Correlation Coefficients,
Coefficient of Determination in study Results.