Glossary - Research Basics and Terminology | iLearn

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This glossary explains common terminology used in research articles. It helps you to understand the articles which are included in the following chapters of this course.

If you are looking for more terminology, the glossary of 'The Cochrane Collaboration' is a useful resource which you can find here.

Browse the glossary using this index

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Q

Qualitative Data

(Last edited: Tuesday, 14 March 2017, 8:55 AM)

Number of subjects: small
Type of data collection: observations, patient interviews, verbal interactions
Objective: to generate hypothesis, exploratory and not conclusive
Example: Physicians’ opinion about vaccination

Keyword(s):

Quantitative Data

(Last edited: Tuesday, 14 March 2017, 8:55 AM)

Number of subjects: large
Type of data collection: questionnaires, counting, experimental trials
Objective: to test a hypothesis, used to recommend course of action
Example: Mean time youths spend with their mobile devices a day

Keyword(s):

Quartile

(Last edited: Tuesday, 14 March 2017, 8:55 AM)

Distribution divided into four equal parts
Q1= 25^th percentile (score at which 25% of the distribution’s value fall below)
Q2= 50^th percentile
Q3= 75^th percentile

Keyword(s):