Test Bank for Applied Statistics II, Multivariable and
r r r r r r r r
Multivariate Techniques, 3rd Edition Warner (All
r r r r r r r
r Chapters included)
r
,Chapter r1: rThe rNew rStatistics
r Test rBank
Multiple r Choice
1. A r variable r that r is r statistically r controlled r in r an r analysis r is r a(n) .
a. an rindependent r variable
b. a rdependent r variable
c. a r covariate
d. a
rmanipulated
rvariableAns: rC
Cognitive rDomain: rKnowledge
rAnswer rLocation: r1.1: rRequired
rBackgroundDifficulty rLevel: rEasy
2. In r past r years, r many r investigators r have r failed r to r report .
a. the r effect r size
b. the r sample r sizes
c. descriptive rstatistics
d. obtained r p
valuesAns: r A
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat ris rthe r“New
rStatistics”?Difficulty rLevel: rEasy
3. A rprimary r concern r of r investigators r has r been, r and r often r still r is, r obtaining r a r p
r value r of
.
a. .10
b. .05
c. .01
d. .000
Ans: r B
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
4. A rmajor r change r advocated r by r New r Statistics r is .
a. reduced r emphasis r on r effect r size
b. focus r on r the r results r of r single r studies
c. not rreporting r confidence r intervals
d. understanding rthe rlimitations rof
rsignificance rtestsAns: rD
,Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat ris rthe r“New
rStatistics”?Difficulty rLevel: rEasy
5. A rprimary rchange rproposed rby radvocates rof rNew rStatistics rinvolves
rsummarizingeffect rsizes rfrom ra rnumber rof rstudies rusing r r .
a. Bayesian r statistics
b. meta-analysis
c. multivariate ranalysis
d. descriptive rstatistics
rAns: rB
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
6. An r emphasis r of r New r Statistics r is .
a. using r increasingly r precise r p r values
b. developing r new rmethods rof r statistical r analysis
c. reducing r emphasis ron r confidence r interval r interpretation
d. adopting ra rmore rcritical rperspective rwhen
rconsidering rsignificanceAns: rD
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
7. Which r of r the r following r types r of r information r is r provided r to r investigators r by r NHST?
a. whether r the r hypothesis r of r the r study r has r been r proven
b. the r probability r that r the r research r hypothesis r is r true
c. the r probability r of r obtaining r results r about r the r H0 r based r on r one r sample
d. the rexact rprobability rof robtaining rthe rsame rresults
ron rreplicationAns: rC
Cognitive rDomain: rAnalysis
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Hard
8. When rreading ran rarticle rthat rreports rthe rresults rof rmultiple rstatistical
rtests, rreadersshould rremember rthat rmultiple rtests r .
a. provide r inaccurate r information r about r the r risks r of r Type r I r errors
b. provide r inaccurate r information r about r the r risks r of r Type r II r errors
c. enhance r understanding r of r cause r and r effect r relationships
d. provide rreliable rinformation rabout rthe rsize rand rimportance
rof reffectsAns: rA
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
, 9. An radvocate rof rNew rStatistics rwould robject rto ra rresearch rreport
rthat rincluded rastatement rlike rthe .
a. results r of r our r study r are r consistent r with r a r recent r meta-analysis
b. significant r results r should r be r interpreted r cautiously r due r to r the r large r sample r size
c. results r of r our r study rapproached r statistical r significance
d. results rof rour rstudy rprovide rsupport rfor rour
rinitial rhypothesisAns: rC
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
10. If ra rstatistical ranalysis ryields rp r= r.03, ra rresearch rreport rcan rinclude ra rstatement
rlike
.
a. the r results r of r our r study r are r likely r to r be r replicated
b. the r evidence r is r consistent r with r the r hypothesis r of r our r study
c. there ris r a r 97% r chance r that r the r null r hypothesis r of r our r study r is r false
d. the rresults rof rour rstudy rcannot rbe rexplained
rby rchanceAns: rB
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
11. An r advocate r of r New r Statistics r would r support r a r p r value r reported r as .
a. p r = r .0000
b. p r < r .01
c. p r < r .05
d. p r = r .025
Ans: r D
Cognitive rDomain: rKnowledge
Answer rLocation: r1.4: rProblems rwith rNHST
rLogicDifficulty rLevel: rEasy
12. A r problem r with r NHST r logic r is r that r it .
a. eliminates r the r need r to r think r in r terms r of r double r negatives
b. encourages r investigators r to r describe r study rresults r in r terms r of r uncertainty
c. cannot r tell r investigators r what r they r want rto r know
d. is rused rconsistently rand rcorrectly rin rthe rmajority
rof rstudiesAns: rC
Cognitive rDomain: rComprehension
Answer rLocation: r1.4: rProblems rwith rNHST
rLogicDifficulty rLevel: rMedium
13. An rimportant rassumption runderlying rthe ruse rof ran rindependent rsamples rt rtest
rorone-way rANOVA ris rthat .
a. the r grouping r variables r are r normally r distributed r in r the r population
r r r r r r r r
Multivariate Techniques, 3rd Edition Warner (All
r r r r r r r
r Chapters included)
r
,Chapter r1: rThe rNew rStatistics
r Test rBank
Multiple r Choice
1. A r variable r that r is r statistically r controlled r in r an r analysis r is r a(n) .
a. an rindependent r variable
b. a rdependent r variable
c. a r covariate
d. a
rmanipulated
rvariableAns: rC
Cognitive rDomain: rKnowledge
rAnswer rLocation: r1.1: rRequired
rBackgroundDifficulty rLevel: rEasy
2. In r past r years, r many r investigators r have r failed r to r report .
a. the r effect r size
b. the r sample r sizes
c. descriptive rstatistics
d. obtained r p
valuesAns: r A
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat ris rthe r“New
rStatistics”?Difficulty rLevel: rEasy
3. A rprimary r concern r of r investigators r has r been, r and r often r still r is, r obtaining r a r p
r value r of
.
a. .10
b. .05
c. .01
d. .000
Ans: r B
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
4. A rmajor r change r advocated r by r New r Statistics r is .
a. reduced r emphasis r on r effect r size
b. focus r on r the r results r of r single r studies
c. not rreporting r confidence r intervals
d. understanding rthe rlimitations rof
rsignificance rtestsAns: rD
,Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat ris rthe r“New
rStatistics”?Difficulty rLevel: rEasy
5. A rprimary rchange rproposed rby radvocates rof rNew rStatistics rinvolves
rsummarizingeffect rsizes rfrom ra rnumber rof rstudies rusing r r .
a. Bayesian r statistics
b. meta-analysis
c. multivariate ranalysis
d. descriptive rstatistics
rAns: rB
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
6. An r emphasis r of r New r Statistics r is .
a. using r increasingly r precise r p r values
b. developing r new rmethods rof r statistical r analysis
c. reducing r emphasis ron r confidence r interval r interpretation
d. adopting ra rmore rcritical rperspective rwhen
rconsidering rsignificanceAns: rD
Cognitive rDomain: rKnowledge
Answer rLocation: r1.2: rWhat rIs rthe r“New
rStatistics”?Difficulty rLevel: rEasy
7. Which r of r the r following r types r of r information r is r provided r to r investigators r by r NHST?
a. whether r the r hypothesis r of r the r study r has r been r proven
b. the r probability r that r the r research r hypothesis r is r true
c. the r probability r of r obtaining r results r about r the r H0 r based r on r one r sample
d. the rexact rprobability rof robtaining rthe rsame rresults
ron rreplicationAns: rC
Cognitive rDomain: rAnalysis
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Hard
8. When rreading ran rarticle rthat rreports rthe rresults rof rmultiple rstatistical
rtests, rreadersshould rremember rthat rmultiple rtests r .
a. provide r inaccurate r information r about r the r risks r of r Type r I r errors
b. provide r inaccurate r information r about r the r risks r of r Type r II r errors
c. enhance r understanding r of r cause r and r effect r relationships
d. provide rreliable rinformation rabout rthe rsize rand rimportance
rof reffectsAns: rA
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
, 9. An radvocate rof rNew rStatistics rwould robject rto ra rresearch rreport
rthat rincluded rastatement rlike rthe .
a. results r of r our r study r are r consistent r with r a r recent r meta-analysis
b. significant r results r should r be r interpreted r cautiously r due r to r the r large r sample r size
c. results r of r our r study rapproached r statistical r significance
d. results rof rour rstudy rprovide rsupport rfor rour
rinitial rhypothesisAns: rC
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
10. If ra rstatistical ranalysis ryields rp r= r.03, ra rresearch rreport rcan rinclude ra rstatement
rlike
.
a. the r results r of r our r study r are r likely r to r be r replicated
b. the r evidence r is r consistent r with r the r hypothesis r of r our r study
c. there ris r a r 97% r chance r that r the r null r hypothesis r of r our r study r is r false
d. the rresults rof rour rstudy rcannot rbe rexplained
rby rchanceAns: rB
Cognitive rDomain: rApplication
Answer r Location: r 1.3: r Common r Misinterpretations r of r p
ValuesDifficulty r Level: r Medium
11. An r advocate r of r New r Statistics r would r support r a r p r value r reported r as .
a. p r = r .0000
b. p r < r .01
c. p r < r .05
d. p r = r .025
Ans: r D
Cognitive rDomain: rKnowledge
Answer rLocation: r1.4: rProblems rwith rNHST
rLogicDifficulty rLevel: rEasy
12. A r problem r with r NHST r logic r is r that r it .
a. eliminates r the r need r to r think r in r terms r of r double r negatives
b. encourages r investigators r to r describe r study rresults r in r terms r of r uncertainty
c. cannot r tell r investigators r what r they r want rto r know
d. is rused rconsistently rand rcorrectly rin rthe rmajority
rof rstudiesAns: rC
Cognitive rDomain: rComprehension
Answer rLocation: r1.4: rProblems rwith rNHST
rLogicDifficulty rLevel: rMedium
13. An rimportant rassumption runderlying rthe ruse rof ran rindependent rsamples rt rtest
rorone-way rANOVA ris rthat .
a. the r grouping r variables r are r normally r distributed r in r the r population