1. Sampling - Random and non-random sampling, use of random number tables 2. Combinations of Random Variables - Properties and operations on random variables 3. Estimators and Confidence Intervals - Bias, standard error, confidence interval calculations 4. Central Limit Theorem and Hypothesis Testing - Confidence intervals, hypothesis testing for means and differences, large sample results 5. Correlation - Spearman’s rank correlation coefficient, hypothesis testing for correlation 6. Goodness of Fit and Contingency Tables - Chi-squared tests, degrees of freedom, testing fit for discrete and continuous data, contingency table analysis