# BMST AHSEC Class 12 | Videos | Question Papers and Solutions | 2023 Exam

### AHSEC – CLASS 12BUSINESS MATHEMATICS AND STATISTICS – ALL AT ONE PLACEBY KUMAR NIRMAL PRASAD

1. SYLLABUS for 2023 Exam

3. CHAPTER WISE NOTES (S.Chand Book)

Unit I: Annuities

Unit II: Matrix and Determinants

4. PAST EXAM QUESTION PAPERS AND SOLUTIONS

 QUESTION PAPERS SOLVED QUESTION PAPERS 2011201220132014201520162017201820192020 201220132014201520162017201820192020

5. VIDEO LECTURES:

Unit 1 (A): Simple Interest

1. INTRODUCTION

2. SOLUTION (2002 TO 2019)

Unit 1 (B): Compound Interest

1. INTRODUCTION

Unit 1 (C): Annuities

1. INTRODUCTION

Unit 2: Inequalities, Binomial Theorem, Induction and Permutation and Combination (Coming Soon)

Unit 3 (A):  MATRICES

1. INTRODUCTION

2. EQUALITY OF MATRICES

3. MULTIPLICATION OF TWO MATRICES

4. ORDER OF A MATRIX

5. SINGULAR AND NON-SINGULAR

Unit 3 (B): DETERMINANTS

1. INTRODUCTION

2. CRAMER’S RULE

Unit 3 (C): Set theory (Coming Soon)

Unit 4: MEASURE OF CENTRAL TENDENCY

1. INTRODUCTION TO MEASURE OF CENTRAL TENDENCY

1. CALCULATION OF MEAN (ALL SERIES)

2. CALCULATION OF MEDIAN: A. INDIVIDUAL AND DISCRETE SERIES  B. CONTINUOUS SERIES

3. CALCULATION OF MODE:  A. INDIVIDUAL AND CONTINUOUS  B. DISCRETE SERIES

4. MISSING FREQUENCY:  A. MEAN  B. MEDIAN  C. MODE

5. CALCULATION OF GEOMETRIC MEAN

6. CALCULATION OF HARMONIC MEAN

7. RELATIONSHIP BETWEEN AM,GM AND HM

8. PARTITION VALUES:  A) INDIVIDUAL  B) DISCRETE  C) CONTINUOUS

9. RELATIONSHIP BETWEEN MEAN, MEDIAN AND MODE

10. PROPERTIES OF MEAN

11. CORRECT MEAN AND NEW MEAN

12. COMBINED MEAN

Unit 5: DISPERSION

1. CALCULATION OF RANGE AND ITS COEFFICIENT

2. CALCULATION OF M.D. ABOUT MEAN

3. CALCULATION OF M.D. ABOUT MEDIAN

4. CALCULATION OF QUARTILE DEVIATION:  A) INDIVIDUAL  B) DISCRETE  C) CONTINUOUS

5. STANDARD DEVIATION/VARIANCE/C.V.

6. COMBINED MEAN AND SD

Unit 6: CORRELATION ANALYSIS

1. INTRODUCTION TO CORRELATION ANALYSIS

2. ACTUAL MEAN / PRODUCT MOMENT / COVARIANCE METHOD

3. ASSUMED MEAN METHOD

4. DIRECT METHOD

5. SPEARMAN’S RANK CORRELATION

6. ALL FORMULAS OF CORRELATION ANALYSIS

7. CORRECT CORRELATION (SPECIAL VIDEO)