Problem Definition in research design

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Business Research Methods MGT 524 Abu Bashar

description

How to define research situation and problems that would be persuaded to describe a situation. How to define objectives of the research.

Transcript of Problem Definition in research design

Page 1: Problem Definition in research design

Business Research MethodsMGT 524

Abu Bashar

Page 2: Problem Definition in research design

Stages of the Research Process

Problem Discoveryand Definition

ResearchDesign

Sampling

DataGathering

Data Processingand Analysis

Conclusions andReport

Discovery andDefinition

and so on

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Problemdiscovery

Problem definition(statement of

research objectives)

Secondary(historical)

data

Experiencesurvey

Pilotstudy

Casestudy

Selection ofexploratory research

technique

Selection ofbasic research

method

Experiment SurveyObservation Secondary

Data StudyLaboratory Field Interview Questionnaire

Selection ofSample Design

Sampling

Probability Nonprobability

Collection ofdata

(fieldwork)

Editing andcodingdata

Dataprocessing

Interpretationof

findings

Report

DataGathering

DataProcessingandAnalysis

Conclusionsand Report

Research Design

Problem Discoveryand Definition

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Problem Definition, Objectives, and Research Questions

If you do not know where you are going,any road will take you there.

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“The formulation of the problem is often more essential than its solution”

-Albert Einstein

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Two Types of Problems

Management Decision ProblemWhat decision makers need to do

Sales are on the decline

Customer base is aging and younger consumers prefer competitor’s brands

Research ProblemSpecifies information needed to address managerial problems & how it can be obtained

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MDP

Action Oriented

Focus on symptoms

Should new product be introduced

Should advertisement be changed

Should price be increased

Research Problem

Information oriented

Focus on underlying causes

Determine consumer preferences

Determine effectiveness of current ad.

Price elasticity of demand

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Research Objectives

Research objectives address information gaps that must be closed so the manager solves the marketing management problem

Each research objective must be precise, detailed, clear, and operational

Example: “Compare the demographic profiles of AT&T buyers to nonbuyers using age, sex, education, and annual family income.”

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Research QuestionsA research question is the researchers’ paraphrase of the research objective(s) in the form of a question.

Example:

“Are AT&T’s non-buyers different demographically from AT&T’s buyers?

Or better yet:

“Are AT&T’s non-buyers younger than AT&T’s buyers?”

Specific questions are better

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Research Hypotheses

A hypothesis is an unproven proposition or supposition that tentatively explains certain facts or phenomena; a probable answer to a research question.

Hypotheses are statements about the nature of the world. They are guesses.

Example: “AT&T’s non-buyers are younger than AT&T’s buyers”

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Research HypothesesNull Hypothesis: Conservative statement about the status quo. It is what our research is set out to disprove.

H0: AT&T non-buyers do not differ in age from AT&T buyers

Alternative Hypothesis: A statement that states the opposite of the null hypothesis.

HA: AT&T non-buyers are younger than AT&T buyers

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