nature of inquiry and research

June 25, 2018 | Author: api-339611548 | Category: Level Of Measurement, Quantitative Research, Experiment, Research Methods, Science
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P r a c t c a l R e se se a r c h 2 :

The Nature of Inquiry and Research VON CHRISTOPHER G. CHUA [email protected]. ph

The Nature of Inquiry and Research

Our earnin! Goa"s# Afer his discussion, you are expeced o have he abiliy o… 1. describe characeristcs, characeristcs, srenghs, srenghs, and ea!nesses o" #uantatve research$ 2. di%erentae !inds o" o" variables according o scales o" &easure$ and '. conr conras as !inds o" #uantatve #uantatve research.

(his slidesho presenaton ill be &ade available hrough he rainer)s ebsie: mathbychua.weebly.com .

1. +o ould you dene practcal research2. hy is i i&poran "or a /+/ suden o !no he process o" conductng researchresearch-

et$s "oo% &ac%'

'. 0ive so&e exa&ples o" research opporunites or opics relevan o boh your ineress and your /+/ srand.

Research is a syse&atc process o" collectng, analying, and inerpretng in"or&aton in order o increase i ncrease our undersanding o" a pheno&enon abou hich e are ineresed or concerned

(e)nin! Research

(Leedy & Ormrod, 2013).

works with a system or method

unbiased; all angles presented

Research is a syse&atc and obectve creaton o" !noledge. (Creswell, 2013) Present the answer

(e)nin! Research

a creative process

Collect data to answer to the question Pose a question

* Add o existng !noledge. , 3&prove practce. + 3n"or& policies / /olve proble&s, no e&ergencies.

-hy (O RESEARCH 

3n co&parison o #ualiatve research.

* single realiy vs. realiy vs. &ultple realites , esablishing relatonships and explaining cause o" correlaton vs. correlaton vs. undersanding siuatons in a partcipan)s perspectve

+ pre4esablished design vs. e&erging design

1uantitat i2e Research

vs. i&&ersed  i&&ersed / deached researcher vs. researcher applicabiliy y 0 o generalie vs. o assess applicabili Fraenkel & Wallen, 2009

1uantiti2e Research

 s  e r s  b  &  u  n  l : :  "  a  o  c  t  n  s    o o  i  t  s  a  s  a  e c i s  9 s  e  s  c   s    P r e  n  u l   a  s  c    e e       r  i    n  "  a    g g  i  h  e s o ;  h  o " s  s  l  d  s  e  e  e  v    n n  n  i  e  !  8  a  &  n e  r &  e    o o      e e  l  l    a    a a    e    e  g  d    o o  c      n n   s  c cs h " o  b e  o r  h a n  a r  e s s i  n  c  e    a  r  s  c    o o  e  e    in g  b  i  n  R A d d r e  l  e    s s  i  &  e  u  p  s  v  u  d    y y  &  e  l  n  t    a  v  a    a a  "  o  s   y o  n  a t  o  t   o  e n  n  " n a  c  r e  t  a  o  e  a  a  u  n  u    h h  a    o o    >   #  u  r  p  e  #  p  e  d i n  n g  n a d  d o  e s s  l e  n  n  n  i    s s    3 n  a  i  y    e e    n n  s  c    e e  i  r  l    e e    a a    u u  r  r  r  p  u c c u   R c  i gg o  d a  a &  p i c  e  /  c    s s    o o      i  r  =  s  n  p  <    y y  o  l  .g.,  g  t  a  1 <   a  c c h  c  n  e  r  n    u u  a ,  a    r r  d  e    s  e  s    h h    e e  s    a a  v    i      e e  r  s s  b  o  a t  t o n  p u  c  i a    l i  n    &  a  n  o  u    8 e  e  c  #    a a  &  e  "    r r    s s    u u  b  r n o  d & s i u  r   2s   i s   o  e c   e  s  n b  n  a n    n n  c  i    t t  r  i ,    o o  g  d  r    e e  a    n n  d  "  r  r    i i  l  o  a  d  o r  o  s  n    a a  r    5  a    e e    r  l    a  e  a  o  s a & p  A  i n  d  c  g  u  t    n n  o  h  a t s  t s t c a l  s a & p l i i  a   &    s  u s n g #  s " r    n n  &  i    o o  s  a d s  a   r   o  n  p o r e  s  o    t  n    h h  p  o      s s  &  r  p e  9 p A s s u  e  o s u p  &  o      :  d   e  le c  c o l l  e  s   s  e s u l   r e

3s /(R560(+/ /(R560(+/ and  and 5A765//5/

A variable varies and has values. (he values o" variables under sudy are he research daa.  Are these variables? color, color, chair, chair, shape of table, tweet, shirt style. How are these different? Quantitative and qualitative variables Discrete and continuous variables

Varia&"es

A?(3@3( (B



-hich !oes 3here



AGE

GRADE LEVEL

• • GENDER

• • •

*aily Alloance Availabiliy Av ailabiliy o" 3nerne 3nern e ?onnecton (i&e (e&peraure (es /core Positon in /uden 0overn&en



?ellphone Crand +eigh



?ellphone nu&ber



?lass ran! in he honor roll

Classify the variables at the right based on their “likelihood” to the three others in the color-coded columns.

A variable varies and has values. (he values o" variables under sudy are he research daa.  Are these variables? chair, chair, shape of table, tweet, shirt style. C"assifyin! Varia&"es accordin! to Sca"es of 4easure

Varia&"es

ORDINAL NOMINAL RATIO INTERVAL IDENTITY

MAGNITUDE

 

EQUAL INTERVALS

ABSOLUTE ZERO

1uantitati2e Research (esi!ns

/udying relatonships

?orrela tonal

6on4 experi&enal research *escribing characeristcs

*escrip tve

5xperi &enal

Danipulatng conditons and sudying e%ecs

1uantitati2e Research (esi!ns A cross-seconal survey collecs in"or&aton "ro& a sa&ple co&ing "ro& various groups ha has been dran "ro& a predeer&ined populaton.

*escriptve Research ome!me" called survey called  survey research, research, #t a#m" to de"cr#be "y"tema!cally the $act" and character#"!c" o$ a %#en 'o'ula!on or area o$ #ntere"t, $actually and accurately 

5xa&ples: ha are he sleeping habis o" /+/ sudens in *8/AEha "acors a%eced he /+/ rac! choice o" /+/ sudens-

 5our  5our Turnyour chosen Consider

research interest or topic. Come up with a research question that falls under descriptive research. research.

1uantitati2e Research (esi!ns Explanatory research design deer&ines he exen o hich o variables 9or &ore co4 vary.

 5our  5our Turnyour chosen Consider

research interest or topic. Come up with a research question that falls under correlational research.

?orrelatonal Research a#m" to de"cr#be and mea"ure the de%ree o$ a""oc#a!on between two or more ar#able" or "et" o$ "core".

Predicon research 5xa&ples: design *oes see!s earing o school ident"y variables uni"or& ha have ill any predic an ouco&e relatonship or crierion. ih sudens) abiliy o partcipae3s here a relatonship beeen phone brand and Faceboo! usage a&ong eens-

1uantitati2e Research (esi!ns

Independent variable

5xperi&enal Research aem't" to #nuence a 'ar!cular ar#able

Dependent variable

te"t" hy'othe"e" about cau"e*and*e+ect rela!on"h#'"

ypes (rue experi&ens 50: 50: R B1 x B2 B2 ?0: R B1 x B2 >uasi4experi&ens 50: B1 x B2 B2 ?0: ?0: B1 x B2

A?(3@3( B65

• 3nerne availabiliy a ho&e and suden)s average sleeping t&e a nigh • /ocial &edia involve&en and practces o" 0rade 12 +ED// sudens • (he e%ec o" he use o" Ga local pac!aging &aerialH on he shel" li"e o" a produc. • (he &ar!eabiliy o" Ginnovatve producH o /+/ sudens. • ?hildren o" single parens and heir level o" Dah anxiey.

(eter6ine the desi!n

 !s a group" group" decide on a researchable researchable topic leading to a #uanta #uantave ve research suited to the level of $%$ students.

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