PSYC 3003 Midterm Exam Week 6 – Question and Answers
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PSYC 3003
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PSYC 3003
PSYC 3003 Midterm Exam Week 6 – Question and Answers
Before a study begins, when differences exist between the kinds of individuals in one group of an experiment and those in another, there is a potential threat to internal validity called
A limitation of program evaluation research is its
I...
psyc 3003 midterm exam week 6 – question and answers before a study begins
when differences exist between the kinds of individuals in one group of an experiment and those in another
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• Question 1 S
2 Sout Sof S2
S points
Before S a S study S begins, S when S differences S exist S between S the S kinds S of S individuals S in S one
group Sof San Sexperiment Sand Sthose Sin Sanother, Sthere Sis Sa Spotential Sthreat Sto Sinternal
S
S validity Scalled
Selected d.
Answer:
S Sselecti
Son.
Correct d.
Answer:
S Sselecti
Son.
• Question 2 S
2 Sout Sof S2
S points
A Slimitation Sof Sprogram S evaluation Sresearch S is Sits
Selected b.
Answer:
S lack S of S random S assignment
S toSconditions.
Correct b.
Answer:
S lack S of S random S assignment
S toSconditions.
• Question 3 S
2 Sout Sof S2
In Scomparison S to S the S single-group S before-after Sdesign, S the S comparison-group S before-
S points
afterSd esign
Selected c.
Answer:
S helps S control S for S threats
S causedSb y Shistory.
Correct c.
Answer:
S helps S control S for S threats
S causedSb y Shistory.
• Question 4 S
2 Sout Sof S2
Which S of Sthe S following S three S approaches Sare S used Sto Sreduce S the S amount SofSpoints
S data S that
needs Sto Sbe Srecorded Sin Snaturalistic Sobservation?
S
Selected d.
Answer:
S Time, Sindividual, Sand
SeventSs ampling
Correct d.
Answer:
S Time, Sindividual, Sand
SeventSs ampling
, 2 Sout Sof S2 S points
In Sa Sstudy Sinvolving Saltruism Sin Srestaurants, SElena Sfocused Sonly Son Sthe Shelping
S behaviors S that S each S restaurant S employee S demonstrated S (and S not S on S any S other S types S of
S behaviors). S This S is S an S example S of S which S of S the S following S sampling S methods?
Selected a.
Answer:
S Eve
S
S nt
Correct a.
Answer:
S Eve
S
S nt
• Question 6 S
2 Sout Sof S2
Which Sof Sthe Sfollowing Sis San Sexample Sof Sa Ssingle-group Sresearch Sdesign? S points
Selected d.
Answer:
S A S group S of S patients S who S are S spending S time S in S a S mental S health
facility Sare Sinterviewed.
S
Correct d.
Answer:
S A S group S of S patients S who S are S spending S time S in S a S mental S health
facility Sare Sinterviewed.
S
• Question 7 S
2 Sout Sof S2
Helen Sand Sher S team Sof Sobservers Swere S hired Sby Sa Scorporation Sto Sexamine S work S points
S productivity. S Each S observer S focused S on S a S single S worker S for S a S period S of S 30 S minutes
S beforeSm oving S on S to S observe S another S worker. S This S is S an S example S of S which S of S the
S following S sampling S methods?
Selected d.
Answer:
S Tim
S
Se
Correct d.
Answer:
S Tim
S
Se
• Question 8 S
2 Sout Sof S2
Buchanan, S Tranel, S and S Kirschbaum S (2009) S compared S three S groups S of S participants, S points S one
S of S which S had S damage S to S the S hippocampus, S one S that S had S similar S brain S damage S but S not
S to S theShippocampus, S and S a S control S group S of S participants. S The S researchers S assessed
S responses S of S the S three S groups S both S before S and S after S they S were S exposed S to S stress. S The
S hippocampus S group S showed S less S change S in S cortisol S response S to S stress S than S the S other
S two S groups. S What S research S design S was S used Sin Sthis S research?
Selected c.
Answer:
S Comparison-group
S before-after.
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