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LIS 570

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For descriptive research be clear and specific about what you want to describe For exploratory research ask.. What am I trying to explain? What are the possible causes? – PowerPoint PPT presentation

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Title: LIS 570


1
LIS 570
  • Phase 1 Step 1Selecting, narrowing, formulating
    a problem

2
Outline
  • Starting points
  • Narrowing and clarifying
  • Stating the problem
  • Explanatory research
  • Hypothesis
  • Non-causal/Causal
  • Descriptive research
  • Research Objective

3
Asking the right questions
  • Research is a disciplined way of answering
    questions
  • Researchable questions
  • limited in scope, narrowed in focus and confined
    to a certain time place and set of conditions
  • some objective, tangible, countable evidence or
    data can be gathered which are relevant to the
    question

4
Narrowing and clarifying the problem
  • Starting point
  • Select a problem
  • Something vexing, perplexing, unknown
  • Suitable for empirical research
  • Narrow and clarify the problem

5
Narrowing and clarifying the problem
  • What do I want to know about this topic?
  • Description or explanation?
  • Descriptive research (De Vaus)
  • What is the time frame of our interest?
  • What is the geographical location of our
    interest?
  • Are we aiming for broad description or do we want
    to compare and specify patterns for subgroups?
  • What aspect of the topic are we interested in?
  • How abstract is our interest?

6
Narrowing and clarifying the problem
  • Explanation
  • Are we looking for causes or consequences?

?
Increase in divorce rate
Increase in divorce rate
Increase in divorce rate
?
7
Narrowing and clarifying the problem
  • Explanation
  • List possible causes or consequences and then
    collect relevant data
  • previous research
  • the facts
  • our hunches
  • talk to informants

8
Narrowing and clarifying the problem
  • Explanation - exploring a simple idea
  • e.g. instead of asking what has caused? We ask
    has X caused?

Increase in divorce
Decline in religion
?
9
Narrowing and clarifying the problem
  • Explanation - exploring a more complex idea

Rejection of wrongness of divorce
Erosion of absolutes
Increased divorce rate
Religious decline
Reduced willingness to stay in unhappy marriage
Increased emphasis on self fulfilment
Higher expectations of marriage
De Vaus, 31
10
Narrowing and clarifying the problem
  • Summary..
  • For descriptive research be clear and specific
    about what you want to describe
  • For exploratory research ask..
  • What am I trying to explain?
  • What are the possible causes?
  • Which causes will I explore?
  • What are the possible mechanisms?

11
unpacking the question (Bouma)
  • What are the major concepts?
  • What is happening here?
  • What are the issues?
  • Is one thing affecting, causing or producing a
    change in something else?
  • Why is this so?
  • Consult what has already been written or
    researched about the problem

12
Unpacking the question
  • Identify and note the many issues about the
    problem that you have chosen and make the choice
    to study one.
  • Then.Clarify the research question(s)
  • Restate the issue as a researchable question
  • hypothesis
  • research objective

13
Hypothesis
  • . . Asserts a Relationship Between Concepts
  • Expectation about Events
  • Exists/Does Not Exist

Level of Income
Time Spent on Leisure
There is a relationship between Level of Income
and types of activities engaged in
14
Types of Relationships
  • Hypotheses Assert a Type of Relationship
  • Positive (Direct) Relationship
  • Negative (Indirect)


Direct
Level of Income
Time Spent on leisure
Level of Income
-
Time Spent on Leisure
Indirect
NON-CAUSAL
15
Non-Causal Relationship Words
  • Related (Relationship)
  • Associated (Association)
  • Correlated
  • Linked
  • Goes with
  • Income is positively associated with time spent
  • There is a negative correlation between income
    and time spent
  • There is no association between income and time
    spent

16
Causal Hypotheses
  • Asserts that one Concept (Idea) is the cause of
    the other
  • Level of income determines time spent

Time Spent on leisure
Level of Income
Causal Concept Active Independent X
Caused ConceptPassive Dependent Y
17
Types of Causal Hypotheses
  • Positive/Negative

Level of Income
Time Spent
Y
X
High income causes more time to be spent on
leisure High income causes less time to be spent
on leisure
18
Establishing Causality
  • Three Basic Requirements
  • A relationship between the concepts needs to be
    established
  • Has to be the correct time order
  • All other reasons for the relationship must be
    able to be eliminated
  • Ed Level Health Aware Time

19
Causal Words
  • Determine
  • Affect
  • Effect
  • Influence
  • Decrease/Increase
  • Leads to
  • The Level of Income Determines Time
  • The Level of Income Has an Effect on Time
  • Level of Income Has a Negative Influence

20
Summary
  • Hypotheses can take many forms
  • Causal/Non-Causal
  • Positive/Negative
  • Relationship Exists or Does Not
  • Causal hypotheses distinguish between caused and
    causal variables
  • Causal Caused
  • X Y
  • Independent Dependent

21
Research Objectives
  • When the goal of the research is descriptive
    rather than explanatory
  • To determine the leisure time activities of
    people
  • To determine the types of activities engaged in
  • To determine the amount of time spent on leisure
    time activities

22
Summary
  • Without a clear statement of the problem, the
    research undertaken will be confused and
    ambiguous. It is impossible to proceed to the
    next stage of the research process in a
    satisfactory way without such a statement.
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