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Comparison of quantitative and qualitative research approach
Transcript of Comparison of quantitative and qualitative research approach
qualitative and quantitative research approaches
Flexibility in study design
specific variables studied
study of the whole, not variables
Type of data collected:
from beginning to end
e.g. addition, exclusion or
wording of particular interview questions
do not influence
affect how and which questions researchers ask next
Qualitative research is an inquiry approach useful for
a central phenomenon.
Quantitative research is an inquiry approach useful for
explaining the relationship among variables
Muhammad Uzair AFZAL
Most common research objectives:
wide-angle lens; examines the breadth & depth of phenomena
narrow-angle lens; tests a specific hypotheses
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:
field notes &
precise measurements using structured and validated data-collection instruments
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.
How many? Strength of association?