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Comparison of quantitative and qualitative research approach

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Muhammad Uzair Afzal

on 10 July 2014

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Transcript of Comparison of quantitative and qualitative research approach

Overview
Comparison of
qualitative and quantitative research approaches

Definition
General framework
Analytical objectives
Question format
Data format
Flexibility in study design
Analytical objectives
Definition
General
framework
Data format
Flexibility in
study design
Question format
Quantitative
Qualitative
rigid style
highly structured
confirmatory/top-down
Methods:
flexible
semi-structured
exploratory/bottom-up
Quantitative
Qualitative
quantify variation
To:
describe variation
statistical relationships
Identify:
patterns
features
themes
specific variables studied
Variables:
study of the whole, not variables
Quantitative
Qualitative
Closed-ended
Open-ended
Quantitative
Qualitative
numbers
statistics
Type of data collected:
textual
images
Quantitative
Qualitative
Stable:
from beginning to end
Flexible:
e.g. addition, exclusion or
wording of particular interview questions
do not influence
Participant responses:
affect how and which questions researchers ask next
Qualitative research is an inquiry approach useful for
exploring
and
understanding
a central phenomenon.
Quantitative research is an inquiry approach useful for
describing

trends
and
explaining the relationship among variables
found.
Prepared by:
Muhammad Uzair AFZAL
PAR Department
Heartfile

Most common research objectives:
explore,
discover &
construct
describe,
predict &
explain
Focus:
wide-angle lens; examines the breadth & depth of phenomena
narrow-angle lens; tests a specific hypotheses
Group studied:
smaller & not randomly selected
larger & randomly selected
require more than one word answer
list, a few sentences or something longer
What, Why & How
answer to a question with only yes or no
answer with either a single word or short phrase
Form of data collected:
interviews
participant observation
field notes &
reflections
precise measurements using structured and validated data-collection instruments
Literature
Mack N, Woodsong C, M.MacQueen K, Guest G, Namey E. Qualitative Methods in Public Health: A Field Guide for Applied Research. Medicine. 2005.
Anderson D. John. Qualitative and Quantitative research. 2006.
Library XU. QUALITATIVE VERSUS QUANTITATIVE RESEARCH. 2008.
Questions
Thanks
How many? Strength of association?
Full transcript