Question: Chapter 6, number 6.9 6.9 Indicate whether the following generalizations suggest a positive or negative relationship. Also speculate about whether or not these generalizations reflect

  1. Chapter 6, number 6.9

6.9 Indicate whether the following generalizations suggest a positive or negative relationship. Also speculate about whether or not these generalizations reflect simple cause-effect relationships. Preschool children who delay gratification (postponing eating one marshmallow to win two) subsequently receive higher teacher evaluations of adolescent competencies. College students who take longer to finish a test perform more poorly on that test. Heavy smokers have shorter life expectancies. Infants who experience longer durations of breastfeeding score higher on IQ tests in later childhood.

  1. Chapter 7, number 7.8

7.8 Each of the following pairs represents the number of licensed drivers (X) and the number of cars (Y) for seven houses in my neighborhood:

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