Psy 1003 - Study guides, Revision notes & Summaries
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Psy 1003 Comprehensive Notes
- Lecture notes • 65 pages • 2024
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This is a comprehensive and detailed lecture note for psychology and genetics, it also includes summary boxes and additional reading notes. 
 
*Essential!! 
*Precise!! 
*For you in it ?
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PSY-520 Topic 2 Exercises – Chapters 5 & 8 with Answers
- Exam (elaborations) • 9 pages • 2021
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PSY-520 Topic 2 Exercises – Chapters 5 & 8 with Answers 
 
 
5.11 Scores on the Wechsler Adult Intelligence Scale (WAIS) approximate a normal curve with a mean of 100 and a standard deviation on 15. What proportion of the IQ scores are 
a. above Kristen’s 125? z= 125-100/15= 1.67 using the z table on page 536 = 0.0475 
 
b. below 82? z=82-100/15 = -1.2 
 
C’=0.1151 
 
c. Within 9 points of the mean? 100 +9=109 109-100/15=0.6 
100-9=91 
 
91-100/15=-0.6 
 
B+B’ 
 
.2257+.2257 
 
=0.4514...
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