## Description

# IGNOU Solved Assignments

## Solution for July Dec 2017

Buy IGNOU Solved assignments for MS-08

- What factors in modern society contribute to the increasing importance of quantitative approach to management? List one application of quantitative techniques in each functional area of management.
- From the frequency distribution, find the standard deviation using the formula for the grouped data:

Class Interval | Frequency |

10-20 | 9 |

20-30 | 18 |

30-40 | 31 |

40-50 | 17 |

50-60 | 16 |

60-70 | 9 |

Total | 100 |

- In a study to test whether there is a difference between the average height of adult females born in two different countries, random samples yielded the following results:

n1 = 120, x1 = 62.7, s1 = 2.50

n2 = 150, x2= 61.8, s2 = 2.62

where the measurements are in inches. Use 0.05 level of significance to test the difference between the average heights.

- Write short notes on:

(a) The F-distribution

(b) Auto-Regressive (AR) models.

- Find the area under the standard normal curve, which lies

(a) to the left of z = 0.94

(b) to the right of z = -0.65

(c) to the right of z = 1.76

(d) between z= – 0.34 and z= 0.62