Who was the inventor of statistical technique called factor analysis, a method that compares results of different correlational measures to identify patterns, or "factors," among them?
A) Alfred Binet
B) Henri Simon
C) Sir Francis Galton
D) Charles Spearman
Answer: D
Rationale: Charles Spearman developed techniques to calculate correlations among multiple measures of mental abilities. One of these techniques, known as factor analysis, is a statistical technique that reveals similarities among a wide variety of items.
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Indicate whether the statement is true or false.
Which of the following statements about the relationships among SES, education, and health is true?
A) Economically advantaged individuals sustain better health over most of their adult lives. B) There is no relationship between educational attainment and health. C) The health of lower-income individuals steadily improves throughout the lifespan. D) The health of individuals with limited education steadily improves throughout the lifespan.