Shank y Brown_cap 3

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can be that much surer that you are on the right path.

his

virtue is an important

thing to

look

for as you read and evalúate quantitative articles.

ha

a p t e r

PracHce

Makes

Perfect

It ¡s now t ime to pract ice some of the insights an d

ski l ls

yo u have explored ¡n this

chapter:

• Scientific method. Can you

out l ine

t he

basic

steps of the

scient if ic method?

C an

you design an out l ine of a study that might fol low the scient if ic method?

• Scientific procedures. Beyond th e scient if ic method itself there ar e f ive proce-

dures that charac ter ize scient if ic research. Can y ou ident ify them? Can you

apply

them to the

s tudy

you

out l ined above?

•

Variables. What

is a

var iable? What

¡s the

dif ference between

a

dependent

and an ¡ndependent variable? Can you

give

examples of each?

• Descriptiva

designs. Which

training arricie uses a descript ivo design?

Discuss

th e key points of

this

design briefly using the training arricie as your exa mple.

• Relation finding designs.

Which

t raining art ic le uses a re la t ion- f ind ing design?

Discuss

the key points of

this

design br iefly using the training art ic le as your

example.

•

Hypothe sis testing

designs. Which t raining art ic le uses a hypothesis-testing

design?

Discuss

the key points of this design br ief ly using the training art ic le

as your example.

•

Model building

designs.

Which

t raining art ic le

uses

a

model building

des ign?

Discuss

the key

points

of

this design briefly using

th e

t ra in ing ar t ic le

as

your

example.

•

Objectiv i ty

What is object ivity? Why is it so ¡mportant in quantitative

research?

asic

Statistical Literacy

There Is a

Statistical

Worldview 33

Statist ics Uses Probabil i ty to Balance

Order

and Freedom 40

Statistics Starts by Looking at Data and D is t r ibut ions 41

There

Are a

Number

of

Dif ferent Types

of

D is f r ibut ions That

Can

Show

Up ¡n Research 4]

Distributions Have Important Propert ies 43

Distr ibut ions Can Be

Used

to

Describe

Either

Populat ions

or

Samples 46

Normally Distr ibuted Samples Can Be Measured or

Compared

to Each Other

47

Every Stat ist ical Test Is

Designed

to Tell You Something 48

Statistics Can

Also

Be Used to Model the World 54

There Are a Variety of Places t o

Turn

to Build Upon Your Basic

Understanding of Statistics 55

Our Emerging Literacy Orientaron 55

Practice

Makes

Perfect 56


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Shank y Brown_cap 3

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