JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD MBA 2022 RESEARCH METHODOLOGY AND STATISTICAL ANALYSIS Previous Question Paper (October/November - 2022 - R19)

MBA | 2022 | I | R19 | October/November - 2022

Answer PaperPaper Code: 761ADMaximum Marks: 75Time: 3 Hours

Answer any five questions. All questions carry equal marks.

Main

115 marks
a

Briefly explain the following approach to research:
i) Causal research.
ii) Case study approach.

8 marks

Answer

i) Causal Research, also known as explanatory research, is designed to identify cause-and-effect relationships between variables. It seeks to determine if a change in an independent variable directly results in a change in a dependent variable. This approach typically involves controlled experiments or rigorous statistical analysis to rule out alternative explanations and establish internal validity.

ii) The Case Study Approach involves an in-depth, detailed examination of a single subject, group, event, or organization within its real-life context. It is used to gain a holistic understanding of complex issues where the boundaries between the phenomenon and the context are not clearly evident. This qualitative method relies on multiple sources of evidence, such as interviews, observations, and archival records, to provide rich, descriptive insights.

b

What are the instances when a researcher finds oneself in the horns of ethical dilemma? What is the importance of maintaining strict ethical stance in research?

7 marks

Answer

Ethical dilemmas in research often arise when the pursuit of scientific knowledge conflicts with the rights and welfare of participants. Common instances include:

  • Informed Consent vs. Deception: When revealing the full nature of a study might bias participant behavior, forcing a choice between transparency and validity.
  • Privacy vs. Data Utility: Balancing the need for detailed, identifiable data against the requirement to protect participant anonymity and confidentiality.
  • Risk vs. Benefit: Situations where the potential psychological or physical harm to participants is weighed against the societal value of the research findings.
  • Pressure to Publish: Conflicts involving data manipulation, selective reporting, or plagiarism to meet institutional or career demands.

Maintaining a strict ethical stance is essential because it upholds the integrity of the scientific process, fosters public trust in research findings, and ensures the protection of human and animal subjects. Ethical research prevents exploitation, minimizes harm, and ensures that the knowledge generated is reliable, valid, and socially responsible.

215 marks
a

Develop Likert type summated measurement scale for measurement of attitude of customers at Hyderabad towards LG 6.5-liter top loading automatic washing machine covering seven of its features.

12 marks

Answer

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b

What is reliability of a measurement scale?

3 marks

Answer

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315 marks
a

What is random sampling? Briefly explain the various random sampling techniques.

10 marks

Answer

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b

What do you understand by secondary source of data? Give some examples.

5 marks

Answer

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415 marks
a

Explain ‘two groups before-after’ experimental design.

7 marks

Answer

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b

What are longitudinal studies? Give instances where they are found appropriate.

8 marks

Answer

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515 marks
a

Design a table for presenting data on usage of three brands of soap among select respondents in a city showing the number and percentage of users and non-users for each of the brand and also their awareness levels of the three brands categorized on the basis of; top of the memory, unaided, and aided. The total number of respondents being one thousand.

10 marks

Answer

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b

When do you find it appropriate to present the data in the form of:
i) pie chart and ii) histogram?

5 marks

Answer

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6

Two laboratories A and B carry out independent estimates of fat content in ice-cream made by firm. A sample is taken from each batch, halved and the separate halves sent to two laboratories. The fat content obtained by the laboratories is recorded below:

Batch no12345678910
Lab A3573869478
Lab B9884779666

Is there a significant difference between the mean fat content obtained by the two laboratories A and B?

15 marks

Answer

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7

A panel of men and panel of women were asked by a consumer testing organization to rank 8 brands of tea according to taste. A rank of 1 was given to the best tasting tea and a rank of 8 to the worst.

BrandABCDEFGH
Panel of women54367812
Panel of men45638721

Determine how closely men’s and women’s tastes in tea are related.

15 marks

Answer

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815 marks
a

What are the components of time series analysis? Briefly explain.

6 marks

Answer

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b

What are the advantages of oral presentation of a research report? What are the points the researcher most keep in mind in order to make an impactful presentation?

9 marks

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This page contains the solved question paper with answers of RESEARCH METHODOLOGY AND STATISTICAL ANALYSIS from JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD for MBA 2022 I, October/November - 2022, R19.

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