AP Psychology - Intelligence Testing: Origins & Methods

Описание: Learn how intelligence testing evolved in psychology and the key methods used to measure cognitive abilities. This AP Psychology review covers the origins of IQ testing, from Alfred Binet to Lewis Terman, plus the criteria that make tests reliable and valid.

You'll explore the nature vs nurture debate in intelligence, understand how IQ scores are calculated, and learn about the Flynn effect. We break down achievement vs aptitude tests, the Wechsler scales, normal distribution, standard deviations, and the difference between reliability and validity.

⏱️ TIMESTAMPS:
0:00 Key Figures in Intelligence Testing
0:32 Compulsory Education Background
1:02 Impoverished Environments and Nurture
1:33 Nature vs Nurture Debate
2:06 Lewis Terman and Genetics
2:38 William Stern and IQ Calculation
3:10 Achievement Tests Explained
3:41 Aptitude Tests and Predictions
4:13 Wechsler Adult Intelligence Scale
4:45 Test Criteria: Standardized Reliable Valid
5:16 Uniform Testing Procedures
5:49 Meaningful Scores Comparison
6:19 Normal Curve Distribution
6:49 Improving Intelligence Over Time
7:19 Flynn Effect Causes
7:51 Normal Curve and Averages
8:23 Standard Deviations in IQ
8:54 IQ Ranges and Percentages
9:24 Extremes in Intelligence Scores
9:56 Test Reliability Concepts
10:28 Measuring Reliability Methods
10:59 Reliability Correlation
11:30 Validity vs Reliability
12:01 Content Validity Examples
12:32 Predictive Validity in Tests
13:03 Clarifying Reliability and Validity

📌 WHAT YOU'LL LEARN:
• Historical development of intelligence testing
• Key psychologists: Binet, Terman, Stern, Wechsler
• Difference between achievement and aptitude tests
• How IQ scores are calculated and distributed
• The Flynn effect and changing intelligence scores
• Test standardization, reliability, and validity
• Normal curve and standard deviations in IQ

👉 Subscribe for more AP Psychology exam prep and study guides!

📚 STUDY AP PSYCH WITH FIVEABLE:
Study guides, practice questions, and exam prep for AP Psychology.
📖 Study Guides: https://fiveable.me/ap-psych
✏️ Practice Questions: https://fiveable.me/guided-practice/a...

#APPsychology #IntelligenceTesting #APExamPrep