# SMU MBA ASSIGNMENTS

## SMU MBA SEM 1 -MBA103 – Statistics for Management

SMU MBA FALL-2017

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SMU MBA FALL-2017 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 ”

DRIVE

FALL 2017

PROGRAM

MBA

SEMESTER

I

SUBJECT CODE & NAME

MBA103 – Statistics for Management

SET-I

1 Write Short notes on following methods of classification in Statistical Survey

1. One Way Classification.
2. Two Way Classification

iii. Manifold Classification.

A One Way Classification.

Two Way Classification

Manifold Classification.

Answer: a. One-way classification – Classification done according to a single attributes or variable is known as one way classification.

Figure below depicts the number of students who has secured more than 60% in various sub-modules of

2 What do you mean by Statistical Averages? List various requisites of a Good Average.

A Statistical Averages.

Requisites of a Good Average.

Answer: The statistical average or simply an average refers to the measure of middle value of the data set. The objectives

3 In a beauty contest, the ranks provided by three different judges to 10 competitors are given in following table. Find out which pair of judges are more associated in term of same pattern for ranking

 Competitors A B C D E F G H I J Judge 1 3 4 6 7 9 8 2 10 1 5 Judge 2 4 5 6 8 7 10 1 9 2 3 Judge 3 5 7 9 8 10 6 3 4 1 2

A Calculation of Rank Correlation

Interpretation

Answer: With a view to find out the Rank Correlation between all the 3 judges we will have to find the correlation between the following:

(i)         1st and 2nd judge

(ii)        1st and

SET-II

1 Write short notes on

1. Type I and Type II error
2. Level of Significance
3. Null Hypothesis
4. Two–tailed Tests and One–tailed Tests
5. Test Statistics
6. Type I and Type II error
7. Level of Significance
8. Null Hypothesis
9. Two–tailed Tests and One–tailed Tests
10. Test Statistics

Answer: Type I error: Rejecting a true null hypothesis. The probability of a type I error is indicated by alpha (α).

Type II error: Not rejecting a

2 Marks of 10 students out of 150 is given below

60, 110, 120, 135,110, 96, 145, 55, 95 & 125

What is the average marks of a class, Calculate by direct & shortcut methods?

A Calculation by Direct method

Calculation by Short cut method

3 Production for last 7 years of XYZ ltd is given in following table

Year                                                     2009    2010    2011    2012    2013    2014    2015

Production(in Tons)                 8             12          13          17          25          22          30

Based on above data forecast the production for year 2016 & 2017.

A Fitting of straight line

Production for year 2016

Production for year 2017

Answer:  The trend line can be fitted by using the method of least squares for the

SMU MBA FALL-2017

Dear Students,

SMU MBA FALL-2017 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 ”