by | Unit 1 Commercial Arithmetic [Book] | |
| Percentage | VIEW |
| Cost, Profit and Selling price | VIEW |
| Ratio Proportion | VIEW |
| Problems on Speed and Time | VIEW |
| Interest-Simple interest and Compound interest | VIEW |
| Annuity | VIEW |
| Unit 2 Theory of Equations [Book] No Update |
| Unit 3 Matrices and Determinants [Book] No Update |
| Unit 4 Measures of Central Tendency and Dispersion [Book] | ||
| Introduction Meaning and Definition, Objectives of measures of Central tendency | VIEW | |
| Types of averages: Arithmetic mean (Simple average only) | VIEW | |
| Median | VIEW | |
| Mode | VIEW | |
| Meaning and Objectives of measures of Dispersion | VIEW | |
| VIEW | VIEW | |
| Standard deviation and coefficient of Variation | VIEW | |
| Skewness | VIEW | VIEW |
| Problems on Direct method only | VIEW | |
| Unit 5 Correlation and Regression [Book] | ||
| Correlation: Meaning and definition-uses | VIEW | VIEW |
| VIEW | ||
| Karl Pearson’s coefficient of correlation (deviation from actual mean only) | VIEW | |
| Spearman’s Rank Correlation Coefficient | VIEW | |
| Regression Meaning | VIEW | |
| Regression Equations, Estimating x and y values | VIEW | |
| Finding correlation coefficient with Regression coefficient | VIEW | VIEW |
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