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SCIENTIFIC METHOD
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SCIENTIFIC METHOD
Provides a systematic approach to establishing
measurable
and accurate conclusions.
Roger Bacon
, behind the formation of the
scientific method
, who proposed
induction
as the cornerstone of empiricism
DEDUCTIVE METHOD
General to specific
Starts with general
principles
recognized as truths and proceeds to particular conclusions.
INDUCTIVE METHOD
Specific to General
Starts with
particular
facts and proceeds to general
conclusions
. Used when there is no theory to test.
Syllogism
Uses if there is no theory to test
STEPS IN
SCIENTIFIC METHOD
ASKING A QUESTION
BACKGROUND RESEARCH
CONSTRUCTING A HYPOTHESIS
DOING AN EXPERIMENT
ANAYZING
DATA
FORMING A
CONCLUSIONS
Asking a
question
Formulate a
measurable
,
quantifiable
, researchable question based on observations and worthy of your time to study.
Background Research
Gather information from reliable sources like books, journals, articles, interviews from field experts,, and abstract supported by theories.
Theories
explain the diversity of observation supported by
evidence
.
Constructing a
Hypothesis
Develop an
educated guess
that attempts to answer your question.
.Doing an
Experiment
Test the
hypothesis
by
manipulating
variables and collecting
data
All data and measurements
Analyzing Data
The collected data after the
experiment
should be analyzed
Forming a
Conclusions
Determine if the
hypothesis
is
proven
(right) or
disproven
(wrong) based on results.
Independent Variables
(What you change)
The factor
manipulated
by the researcher to observe its effect on the dependent variable.
Dependent Variables
(What you measure)
The factor being measured that may change in response to the
independent variable
.
Controlled Variables
(What you keep the same)
Factors keep constant throughout the
experiment
to ensure valid results.
Extraneous Variables
(What might accidentally mess it up)
“Extra” variables that might influence the
outcome
but are part of the study design