### Table of Contents

#### Research Articles

Bootstrap Method for Testing of Equality of Several Coefficients of Variation | |

Dr. Naveen Kumar Boiroju, Dr. M. Krishna Reddy | pp. 1-6 |

Finitesimale Deformation in a Rotating Disc Having Variable Density Parameter | |

Pankaj Thakur | pp. 7-16 |

The Product of Bessel Functions of the First Kind with Fractional Calculus Operators Involving Appell Hypergeometric Function | |

Dinesh Kumar, D. Kumar | pp. 17-33 |

Ratio Type Estimator of Population Mean in Double Sampling | |

Kaiser Ahmed Malik, Rajash Tailor | pp. 34-39 |

A Modified Approach for the Estimation of Population Mean | |

Kaiser Ahmed Malik, Rajesh Tailor | pp. 40-51 |

An Approach to Construct a Control Chart for Standard Deviation Based on Six Sigma | |

Radhakrishnan R., Balamurugan P. | pp. 52-57 |

Construction of Super-Saturated Designs | |

Ameen Saheb Sk., Bhatra Charyulu N.Ch. | pp. 58-63 |

#### Methodology Articles

The Multivariate Central Limit Theorem and its Relationship with Univariate Statistics | |

Athanase Polymenis | pp. 64-67 |

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ISSN: 2348 – 5175