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JAIPUR NATIONAL UNIVERSITY,
JAIPUR
School of Distance Education
& Learning
Internal Assignment No. 1
Master of Business
Administration
Paper Code: MBA– 106
Paper Title: Research Methodology For
Management Decision
Last date of submission: Max. Marks: 30
Note: Question No. 1
is of short answer type and is compulsory for all the students. It carries 1
Mark each.
Q. 1. Answer all the questions:
I. Explain quantitative and qualitative
research.
Answer: Market
research can seem complicated when you are about to undertake it for the first
time – what may help is that it broadly falls into two distinctive areas that
each have their own strengths:
II. What is probability sampling?
Answer: A probability
sampling method is any method of sampling that utilizes some form of random
selection. In order to have a random selection method, you must set up some
process or procedure that assures that the different units in your population
have equal probabilities of being chosen. Humans
III. What is a Hypothesis?
Answer: A
hypothesis is a proposed explanation for a phenomenon. For a hypothesis to be a
scientific hypothesis, the scientific meth
IV. Explain graphic rating scale?
Answer: Graphic
Rating Scale is a type of performance appraisal method. In this method traits
or behaviours that are important for effective performance are listed out and
each employee is rated
V. What is ANOVA?
Answer: Analysis
of variance (ANOVA) tests the hypothesis that the means of two or more
populations are equal. ANOVAs assess the importance of one or more factors by
comparing the response variable
VI. What is descriptive research?
Answer: Descriptiv
e research is used to describe characteristics of a population or phenomenon
being studied. It does not answer questions about how/when/why the
characteristics occurred. Rather it addresses the "what" question
(what are the characteristics of the population or situation being
VII. Explain non-probability sampling.
Answer: Non-probability
sampling is a sampling method in which not all members of the population have
an equal chance of participating in the study, unlike probability sampling.
Each member of the population has a known chance of being selected.
Non-probability sampling is most useful for
VIII. What is multivariate techniques?
Answer: Multivariate
analysis (MVA) is based on the statistical principle of multivariate
statistics, which involves observation and analysis of more than one
statistical outcome variable at a time. In design and analysis, the technique
is used to perform trade studies across multiple dimensions while taking into
account the effects of all variables on the responses of interest.
IX. Define Null hypothesis and alternative
hypothesis.
Answer: A
hypothesis test examines two opposing hypotheses about a population: the null
hypothesis and the alternative hypothesis. How you set up these hypotheses
depends on what you are trying to
X. What is chi-square test? Write its
formula.
Answer: The chi-square
distribution (also called the chi-squared distribution) is a special case of
the gamma distribution; A chi square distribution with n degrees of freedom is
equal to a gamma
Note: Answer any
four questions. Each question carries 5 marks (Word limits 500)
Q. 2 Examine the merits and limitations of
the observation method in collecting material illustrate your answer with
suitable examples.
Answer: Advantages of Observation:
(1) Simplest Method:
Observation is probably
the most common and the simplest method of data collection. It does not require
much technical knowledge. Although scientific controlled observation requires
some technical skill of the researcher, still it is easier than other methods.
Everybody in this world observes many things
Q. 3 Explain the research process in
detail.
Answer:
A typical research process comprises the following stages:
1.
Selecting the research area.
You are expected to state that you have selected the research
area due to professional and personal interests in the area and
this statement must be true. The importance of this first stage in the research
process is often underestimated by many students. If you find research area and
research problem that is genuinely interesting to you it is for sure that the
whole process of
Q. 4 Explain the significance of a research
report and narrate the various steps involved read
and writing such a report.
Q. 5 State merits and demerits in
collecting data of a questionnaires. Describe main aspects of
a questionnaire.
Answer: Advantages of Questionnaire:
(1) Economical:
It is an economical way of
accumulating information. It is economical both for the sender and for the
respondent in time, effort and cost. The cost of conducting the study with the
help of questionnaire method is very low. In questionnaire the researcher has
to spend for paper printing and postage only.
Q.6 Discuss the characteristics of
hypothesis. Explain type I and type II errors in the context of
testing of hypothesis.
Answer: Hypothesis
testing is an important activity of empirical research and evidence-based
medicine. A well worked up hypothesis is half the answer to the research
question. For this, both knowledge of the subject derived from extensive review
of the literature and working knowledge of basic statistical concepts are
desirable. The present paper discusses the methods of working up a good
hypothesis and statistical concepts of hypothesis testing.
CHARACTERISTICS OF A
GOOD HYPOTHESIS
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MBA Solved assignments by professionals.
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