Download JNTUA MBA 2019 June 1st Sem 17E00105 Statistics for Managers Question Paper

Download JNTUA (JNTU Anantapur) MBA (Master of Business Administration) 2019 June Supplementary 1st Sem 17E00105 Statistics for Managers Previous Question Paper

Code: 17E00105

MBA & MBA (Finance) I Semester Supplementary Examinations June 2019
STATISTICS FOR MANAGERS
(For students admitted in 2017 & 2018 only)

Time: 3 hours Max. Marks: 60

All questions carry equal marks
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SECTION ? A
(Answer the following: 05 X 10 = 50 Marks)

1 Explain the nature and significance of statistics. Discuss the application of statistics in business.
OR
2 Calculate the arithmetic mean and median of the frequency distribution given below. Hence
calculate the mode using the empirical relation between the three:
Height (in cms) No. of students Height (in cms) No. of students
130-134 5 150-154 17
135-139 15 155-159 10
140-144 28 160-164 1
145-149 24


3 Calculate Karl Pearson?s coefficient of correlation between price and supply of a commodity from
the following data:
Price (Rs.) 17 18 19 20 21 22 23 24 25 26
Supply (kg.) 38 37 38 33 32 33 34 29 26 23

OR
4 Differentiate between correlation and regression.

5 Discuss the properties of a binomial distribution.
OR
6 Discuss the theorems of probability.

7 What is a hypothesis? Explain the types of hypothesis used in research.
OR
8 Explain the uses of T-test and F-test.

9 Discuss the applications of Chi-square test in detail.
OR
10 What is a one sample sign test? Explain its significance.

SECTION ? B
(Compulsory question, 01 X 10 = 10 Marks)
11 Case Study:
Find the value of the correlation coefficient from the following table:
Subject Age X Glucose level Y
1 43 99
2 21 65
3 25 79
4 42 75
5 57 87
6 59 81


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