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DataCollectionMethodsChapter 5 Summary

H. J. JohnsonL. Daniel

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Value of Data

QuantitativeData Qualita

Thorough Breadth and Depth and Generalizand Targeting

*** Both are needed to paint a full picture.

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!"ample#il $ainting

Qualitative data%blue/green color, gold framesmells old and musty

texture shows brush strokes of oil paintpeaceful scene of the countrymasterful brush strokes

 #il $ainting

Quantitative data%picture is 10" by 14"with frame 14" by 18"

weighs 8. poundssurface area of painting is 14cost #00

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Scienti&c 'igor$uantitati%e &ethods of 'ata

(ollection

) &ore *b+ecti%e and ccurate -nformationwith tandardied &ethods

) (an be eplicated

) ummati%e riendly

$ualitati%e &ethods (ollection

) ophisticated tatistic

) ormati%e riendly

) 3etter 2echni!ues de%(lassifying and nalyof 'ata

Both are affected to some degree by the perceptions and beliefs of investigators and d

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Distinction (Crediility o

)indingsQualitative versus Quantitative and *hen to u

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$hilosophical Distinctio5ithin the world of educational researchers and scholars, many di6e

approaches to data and its use within educational circles. 2his, accoreading, is due to 7...the nature of knowledge and how it is best ac!

 2his debate a6ects how research designs are created, and which foror !uantitati%e, might be used.

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Qualitative 'esearch verqualitative research 2hough distinction is now being made between $ualitati%e w$: which relies on ethnographic ;eldwork and actual obser%!ualitati%e work 9little !: focuses to open

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$ractical +ssues a,ectin

Method Choice(redibility of indings

ta6 kills

(osts

 2ime (onstraints

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Crediility of )indings@%aluation and designs are created for a plethora of audiencreason, the creator of the e%aluation needs to keep in mind audience that will be scrutiniing or using this e%aluation.

or example, many stakeholders for A pro+ects or within thfa%or a more !ualitati%e approach, while those in the educatcommunity such as parents might be intimidated by hea%y n

statistical data.

Bll (lipart retrie%ed fromC http%--***.ing.com-images-search/01free234credile234clipart(0s1n(form1QB+'(p01free234credile234cl

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Sta, S8ills

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Costs

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The Deate goes on...

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Mi"edMethods ;pproa

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Triangulation 2riangulation is when researchers use more than one meth

the same phenomenon.

;dvantagesC

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Disadvantages of

Triangulation

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