1. Probability analysis using stem and leaf diagrams, identifying outliers and skewness, and drawing box plots. 2. Product moment correlation, regression line calculation, and interpretation of the regression coefficient for GDP and population data. 3. Frequency distribution, calculating bar dimensions for a histogram, interpolating the median, and estimating mean, standard deviation, and proportions. 4. Normal distribution, including probability calculations and expected values in a sample of bottles. 5. Random variable analysis, including calculating expectation, variance, and probability distribution for a spinner game. 6. Venn diagram and probability calculations, solving for intersection and union probabilities in events with mutual exclusivity and independence.