BIOL-531 BIOSTATISTICS-

UNIT I-

Biostatistics: An Introduction, Aim, scope, definition and elementary idea of Statistics in Biology, Compilation, classification, tabulation and diagrammatic presentation of statistical data, concepts of statistical population and sample, elementary account of Random samples, Frequency distributions.

UNIT II-

Measures of Central Tendency, Measures of central location: Mean, Median and Mode.

UNIT III-

Measures of Dispersion, Measures of dispersions: Range, Quartile deviation, Mean deviation, Variance, Standard deviation and Standard error.

UNIT IV-

Probability and Distributions, Definition; Simple theorems on probability; Simple measures of skewness and kurtosis; Standard distributions: Binomial, Poison, Normal.

UNIT V-

Statistical Estimation and Tests of Significance, Some commonly used tests of significance: Independence, normality and homogeneity of variance, t-test, correlation and regression, ANOVA, post-hoc analysis.

PRACTICAL:

ï‚· Sample collection; Data entry, compilation and tabulation with Microsoft Excel
ï‚· Problems based on measures of central tendency and dispersion, probability, standard distributions and significance tests
ï‚· SPSS: Data entry, analysis of data for independence, normality and homogeneity; ANOVA

BOOKS RECOMMENDED:

  1. Dr. Satguru Prasad, Elements of Biostatistics, Rastogi Publications
  2. Norman T. J. Bailey, 2007. Statistical methods in biology, Cambridge University Press
  3. Hays, W. L. 1981. Statistics, 3rd ed. New York: Holt, Rinehart, and Winston.
  4. Norusis, M. 2004. SPSS 13.0 Statistical Procedures Companion. Upper Saddle-River, N.J.: Prentice Hall, Inc.
  5. Chap T. Le, Introductory Biostatistics, John Wiley & Sons