The researchers then wanted to assess the test for validity, and so each
subject was given the WAIS-R IQ test and their Test (not the retest) scores
were compared with their WAIS-R IQ scores.
Subject # Brain Scaled Score WAIS-R IQ
1. 50 100
2. 60 115
3. 65 120
4. 40 96
5. 35 100
6. 40 85
7. 60 115
8. 55 105
9. 50 103
10. 45 90
11. 52 120
12. 48 105
13. 51 110
14. 49 95
15. 50 100
16. 50 100
17. 37 95
18. 63 112
19. 50 100
20. 50 100
What is the Pearson correlation between the two sets of test scores?
What will be an ideal response?
r=.771
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The reason that peripheral vision is NOT clear is due to:
A) the absence of rods in the fovea. B) the absence of cones in the fovea. C) sparsely distributed rods outside of the fovea. D) sparsely distributed cones outside of the fovea.
The linguistic relativity hypothesis suggests that:
A) one's language determines the pattern of one's thinking and view of the world. B) one's thinking and view of the world determines the structure of one's language. C) we decide which objects belong to a concept according to what is most probable or sensible, given the facts at hand. D) perception of surface structure precedes deep structure in understanding a sentence.
Why is a balanced sequence approach often used when using a within-subjects design?
A) Because more participants are needed when using a within-subjects design B) Because each participant is exposed to only one condition C) Because of the order of the conditions presented to participants D) Because experimental stimuli are presented sequentially to the participants
Ryan, a high-school football player, received a head injury during a game. Following recovery, Ryan was unable to remember anything that happened before the injury. However, he was able to form new relationships and new memories. In the context of forgetting, Ryan's condition best exemplifies
A. retrograde amnesia. B. the primacy effect. C. anterograde amnesia. D. the recency effect.