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SMU MBA SEM 1 FALL 2017 ASSIGNMENTS
MBA103 - Statistics for Management
SET-I
1 Write Short
notes on following methods of classification in Statistical Survey
i. One Way
Classification.
ii. Two Way
Classification
iii. Manifold
Classification.
A One Way Classification.
Two Way Classification
Manifold Classification.
2 What do you
mean by Statistical Averages? List various requisites of a Good Average.
A Statistical Averages.
Requisites of a Good Average.
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
SET-II
1 Write short
notes on
a. Type I and
Type II error
b. Level of
Significance
c. Null
Hypothesis
d. Two–tailed
Tests and One–tailed Tests
e. Test Statistics
a. Type I and Type II error
b. Level of Significance
c. Null Hypothesis
d. Two–tailed Tests and One–tailed Tests
e. Test Statistics
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
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