Answer key
1- IV: list of words- levels (conditions, groups): names of
objects, abstract nouns
DV: memory
Operationalization
of DV: A test was administered to participants that assessed memory.
The test was administered after participants were exposed to either of
the lists of words. Scores were
compared.
2- IV:
Presence or absence of drug- levels: received drug, no-drug
DV: rate of learning
Operationalization of DV:
The drug group and no-drug group ran the maze while observers recorded how many times they had to run before
learning. Different judges recorded and
compared their scores (interrater reliability).
3- IV: Type
of room where eating- levels: hot room, cool room
DV: food consumption
Operationalization
of DV: Researchers recorded the amount of food in each room before participants
began to eat and after they finished eating.
4- IV:
Presence or absence of soft music- levels: soft music room, no-music room
DV: plant growth
Operationalization of DV: Compare the growth
of the plants that were grown in each
room. Baseline measures of
plants were taken, and then at the end of the study another measure was taken.
5- IV:
type of feedback- levels: told score was good, told score was average
DV: self esteem
Operationalization of DV: After receiving feedback participants
are given a questionnaire. The
questionnaire is used to assess self-esteem.
1-c 2-b
3-a 4-a 5-b 6-c
7-b 8-c 9-b
10-d
A-
6.67 B- 2.5 C- 2 D- 2 E- 1
F-2
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