SMU MBA SEM 1 – MB0040 STATISTICS FOR MANAGEMENT WINTER 2015 -2016

SMU MBA WINTER 2015 -2016

Dear Students,

SMU MBA WINTER 2015-2016 Assignments are available. For Booking ,Kindly mail us on kvsude@gmail.com OR call us to +91 9995105420  or S M S your “ Email ID ” us in the following Format  “  On +91 9995105420 we will reach back you with in 24H ”

 

ASSIGNMENT DRIVE Winter 2015

PROGRAM MBADS / MBAHCSN3 / MBAN2 / PGDBAN2 / MBAFLEX SEMESTER I

SUBJECT CODE & NAME MB0040 STATISTICS FOR MANAGEMENT

 

Q1.Statistics plays a vital role in almost every facet of human life. Describe the functions of Statistics. Explain the applications of statistics.

(Meaning – 2 marks, Functions – 3 marks, Applications – 5 marks)

Answer:- 

Statistics– Statistics as a discipline is the development and application of methods to collect, analyze and interpret data. Modern statistical methods involve the design and analysis of experiments and

 

 

Q2.

  1. a) Explain the approaches to define probability.
  2. b) State the addition and multiplication rules of probability giving an example of each case.

 

Answer:

Approaches to define Probability

There are four approaches to define Probability. They are as follows:

1) Classical / mathematical / priori approach

2) Statistical / relative frequency / empirical / posteriori approach

3)

 

 

Q3.

  1. a) The procedure of testing hypothesis requires a researcher to adopt several steps. Describe in brief all such steps.
  2. b) Explain the components of time series.

Answer.

a.

Steps for procedure of testing hypothesis

 

Five Steps in Hypothesis Test

 

 

Q4. a. What is a Chi-square test? Point out its applications. Under what conditions is this test applicable? (Meaning of Chi-square test, Applications, Conditions)

  1. b) Discuss the types of measurement scales with examples.

Answer:

  1. a. Chi-square test

The Chi-square test is one of the most commonly used non-parametric tests in statistical work. The Greek Letterc2 is used to denote this test. c2 describe the magnitude of discrepancy between the observed

 

 

Q5.Business forecasting acquires an important place in every field of the economy. Explain the objectives and theories of Business forecasting.

(Meaning – 2 marks, Objectives – 4 marks, Theories – 4 marks)

Answer:

Meaning:

Business forecasting provides a guide to long-term strategic planning and helps to inform decisions about scheduling of production, personnel and distribution. These are common statistical tasks in business that are often done poorly and frequently confused with planning and setting of

 

Q6 a. What is analysis of variance? What are the assumptions of the technique?

  1. Three samples below have been obtained from normal populations with equal variances. Test the hypothesis at 5% level that the population means are equal.

(Meaning of Analysis of Variance, Assumptions, Formulas/Calculation/Solution to the problem) 2, 1, 7

Answer:

Analysis of variance (ANOVA)

It is a collection of statistical models used to analyze the differences between group means and their associated procedures (such as “variation” among and between groups). In ANOVA setting, the observed variance in a

 

SMU MBA WINTER 2015 -2016

Dear Students,

SMU MBA WINTER 2015-2016 Assignments are available. For Booking ,Kindly mail us on kvsude@gmail.com OR call us to +91 9995105420  or S M S your “ Email ID ” us in the following Format  “  On +91 9995105420 we will reach back you with in 24H ”