## Quantitative Methods |

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methods of this book are very easy to follow. thanx

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i like this book.................................................................................................................................................... very much helpful in exam...........

### Contents

Relations and Functions 2 12 | 2-1 |

Derivatives 3 13 70 | 3-1 |

Maxima and Minima 4 14 30 | 4-4 |

Matrices 5 15 94 | 5-1 |

Limits and Continuity 6 16 32 | 6-5 |

STATISTICS | 6-33 |

Measures of Central Tendency 1 11 | 1-105 |

Measures of Dispersion 2 12 58 | 2-2 |

Measures of Skewness Moments and Kurtosis 3 13 44 | 3-3 |

Index Numbers 4 14 62 | 4-4 |

Correlation 5 15 44 | 6-5 |

Regression 6 16 40 | 6-6 |

Interpolation and Extrapolation 7 17 38 | 7-7 |

Time Series Analysis 8 18 34 | 8-2 |

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### Common terms and phrases

Antilog arithmetic mean assumed mean Base Index Numbers Calculation of Mean central moments class interval coefficient of correlation Coefficient of Skewness coefficient of variation column commodities Compute continuous series Correct cost Cramer's rule cumulative frequency curve defined denoted determinant Discrete Series dx dx dx Economics equal estimate Factor Reversal Test following data following formula frequency distribution Geometric Mean given function Harmonic Mean Hence Illustrative Examples Example independent variable Individual Series Interpolation limit logx Lorenz Curve Marks maxima and minima maximum Mean Deviation measure of dispersion Median Mid-values minimum value moving average multiplication natural number No.of number of items number of students obtained output Price Index Number Quartile Quartile Deviation Regression Coefficient regression equations regression lines relation relationship respect Short-cut Method skew-symmetric matrix Solution Let square matrix standard deviation subset th item trend values Wages Weighted workers xlOO zero