Research Protocol
- Population, sample and sampling methods (simple random sampling; stratified random sampling; cluster sampling).
- Data organisation: database and dataset
Tools for descriptive analysis and interpretation of data
- Description of statistical unit and type of variables. Frequency distribution for qualitative and quantitative variables. Graphics
- Descriptive statistics: mean, median, mode, centiles, range variance, standard deviation, coefficient of
variation
Normal distribution probability
- Pearson’s correlation coefficient
Inferential statistics
- Test of hypothesis
- Parametric unpaired t-test
- Chi-squared test
Diagnostic test sensitivity and specificity analysis