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ca n
be
that much surer that
you are on the right
path.
This
virtue
is an
important
thing to look for as you read and evalúate quantitative articles
PracHce
Makes Perfect
It is now time to pra ctice som e of the insights and skills you have
explored
in this
chapter:
• Scientific
method.
Can you outl ine the basic steps of the scienti f ic method? Can
you design an outl ine of a study that m ight fo llow the scienti f ic method?
•
Scientific
procederes.
Beyond
the
scienti f ic method
¡tself
there
are
f ive proce-
dures that cha racterize scienti f ic research. Can you identi fy
them?
Can you
apply
them to the study you outl ined above?
•
Variables.
What
¡s a
variable? What
¡s the
d if ference between
a
dependent
and an
¡ndependent variable?
Can you
give examples
of
each?
•
Descriptiva designs. Which training art ic le uses
a
descriptive design?
Discuss
the key points of this design briefly using the training a rticle as your example.
•
Relat ion f inding designs. Which training article
uses a
relation-fmding design?
Discuss
the key points of
this
design
briefly
using the training art ic le as your
example.
•
Hypothesis testing
desígns.
Which
training article uses a hypothesis-test ing
design?
Discuss
the key points of this design briefly using the training article
as
your example.
•
Model building
designs.
Which
training art ic le
uses
a
model-building
design?
Discuss
the key points of
this
design briefly using the training art ic le as your
example.
•
Objectiv i ty .
What is objectivity? W hy is ¡t so ¡mportant in quantitative research?
Chapter
asic
Statistical
iteracy
There Is a Stat is t ical Worldview
Statistics
Uses
Probability to Balance
Order
and
Freedom
Statistics
Starts by
Looking
a t Data and
Dis tributions
There
Are a
Number
of
Different Types
of
Dis tributions That
Can
Show
Up ¡n Resea rch
Distributions Have Important Propert ies
Distributions Can Be
Used
to Describe Either Popu ations or Samples
Normally Dis tributed Samples
Can Be
Measured
or
Compared
to Each Other
Every Stat is t ical Test Is Designed to Tell You
Something
Statistics Can Also Be
Used
to Model the World
There
Are a
Variety
of
Places
to
Turn
to
Build Upon Your Basic
Understanding of Stat is t ics
Our Emerging Literacy
Orientation
Practice
Makes
Perfect
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6
7
8
5
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