Chapter 008 Revised Fall2015 Class Version(1) (1)

7/23/2019 Chapter 008 Revised Fall2015 Class Version(1) (1)

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Copyright © 2012 Wolters Kluwer Health | Lippincott Williams & Wilkins

N307 Research for Evidence-

Based PracticeSDSU IV Camps

!a"" #0$%

Chapter &' (o) )ere those peop"e stdied*

(Used with modification by L. Greiner Fall 2015)




Independent varia+"es aresed to e,p"ain or predict

A. Tre

!. False

". #t de$ends




Dependent varia+"es are )hat)e )ant to e,p"ain or predict

A. Tre

!. False

". #t de$ends




Dependent varia+"es are )hat)e )ant to e,p"ain or predict

A. Tre

!. False

". #t de$ends




.a fee"in/ of sorro) and "ossassociated )ith a decrease ine,citement a+ot "ivin/

A. A theoretical definition of sadness

!. A descri$tion of sadness

". An o$erational definition of sadness

%.&one of the abo'e

. All of the abo'e




1ethods for constrctin/ themeanin/ of varia+"es in2a"itative research

*alitati'e methods do not aim to measre ins$ecific or concrete ways.

*alitati'e methods do aim to e+$and ornderstandin,.

*alitati'e methods de$end on $artici$ants-o$en sharin, of their tho,hts feelin,s and

e+$eriences.


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In 2antitative stdiesnstrctred intervie)s ma4 +esed to co""ect data

A. Tre

!. False

". #t de$ends



In data co""ection an.instrment refers to

A. A blood $ressre cff

!. A /estionnaire

". An nstrctred inter'iew

%.&one of these

. All of these



In data co""ection a .sca"erefers to

A. bect sed to obtain wei,ht

!. tatements to measre a 'ariable

". A /estionnaire

%.&one of these

. All of these



5r4 it ot6

#nde+ of ocial "ontrol

3 4ow many items are there

3 4ow is it scored

3 6hat does it mean



In 2antitative research )hich t4pe ofmeasrement )o"d +e sed*

A. 7artici$ant bser'ation!. Unstrctred #nter'iews

". *estionnaires

%. 7hoto,ra$hs



Can )e a")a4s measresomethin/ )ith $00 accrac4*

#f two nrses measre blood $ressre within 1minte of each other will they ,et the identicalreadin,

&o becase each may ha'e a sli,htly different

le'el of hearin, $lace the cff at a sli,htlydifferent $lace or ha'e a different /ality ofstethosco$e.

o the measrement of 'ariables in research is

o$en to 888.



Error in measrement6

"an be $resent in either/alitati'e or /antitati'e stdies



.Error is

A. A'oidable with a$$ro$riate method

!. %ifference between what is real and what is fondin the data

". 9stifiable in a small sam$le

%.&one of these. All of these



In a 2a"itative std4 )hich ofthe fo""o)in/ redces error*

A. am$le si:e

!. ;ethod

". 8i,or

%.&one of these

. All of these



Ri/or' Process of data co""ectionand ana"4sis in 2a"itative stdies

8i,or is reflected in the3 consistency of data analysis and

inter$retation

3 trstworthiness of data

3 transferability of themes

3 credibility of the data



In a 2antitative std4 )hich ofthe fo""o)in/ redces error*

A. 8eliability and <alidity

!. <alidity only

". 8eliability only

%.8i,or

. &one of these



RE8I9BI85I:' Decreasin/ error in2antitative stdies

8eliability = the ability of a measre toconsistent"4 yield the same reslts if

there has trly been no chan,eThree a$$roaches to measrin, orchec>in, reliability of /antitati'e

measres



5his t4pe of re"ia+i"it4 )i"" measre thesame s+;ect on t)o separate occasionssin/ the same instrment

A. Al$ha coefficient

!. #nternal consistency reliability

". #nterrater reliability

%. Test–retest reliability




V98IDI5:' Decreasin/ error in2antitative stdies

+amines how accrate the measre

is or how tre reslts are sin, themeasre

A measre can be reliable bt not

'alid.

That is it can be consistent btconsistently measre incorrectly.




9 researcher is considerin/ sin/ eitherthe P(<-= or the Bec> Depression Sca"ein her std4 ?hich t4pe of va"idit4 )i""he"p her decide if the measres aree2iva"ent*

A. "ontent 'alidity

!. "riterion related 'alidity

". "onstrct 'alidity

%. &one of these

. All of these




Connections

%ata collection affects sam$lin,.

#f the stdy re/ires a blood test and # amafraid of needles # will not $artici$ate.

The ri,or reliability and 'alidity of measres

affect the /ality of reslts and conclsions. %ata collection and the /ality of the

measrement may be a limit to a stdy.




In c"ass activit46or> with yor ,ro$ to re'iew the stdies yo ha'efond for yor $roect. Answer these /estions?

1.%etermine if the stdies are /antitati'e or/alitati'e and se$arate them into these twocate,ories. 4ow did yo decide

2.@o may ha'e to ma>e a se$arate cate,ory for

mi+ed methodB stdiesC




!or <a"itative Stdies4ow did the athors collect their data

Unstrctred inter'iews

7artici$ant obser'ation

Gro$ inter'iews

ther

6rite a short sentence to define each of these methods and then for eachstdy e+$lain how the athor sed them (2DE sentences).




!or <a"itative Stdies4ow did the athors address

Trstworthiness

"onfirmability

Transferablity

"redibility

6rite a short sentence to define each of these conce$ts and then for eachstdy e+$lain how the athor addressed them.




!or <antitative Stdies4ow did the athors collect their data

trctred inter'iews

emiDstrctred inter'iews

*estionnaire

7hysiolo,ic measres

ther

6rite a short sentence to define each of these methods and for each stdy e+$lain how theathor sed them (2DE sentences).




!or <antitative Stdies4ow did the athors address

8eliability

3 #nterrater testDretest and internal consistency reliability

<alidity

3 "ontent criterion and constrct 'alidity

6rite a short sentence to define each of these conce$ts and for each stdy e+$lain

how the athor addressed them.



<estions*

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Chapter 008 Revised Fall2015 Class Version(1) (1)

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