After reading Chapter 2 (Methodology), what would you say to a president who proudly takes credit for the following events happening during his term: lowering the deficit, reducing crime, and increasing literacy?
a. "It's clear you were effective—you have my vote!"
b. "Correlation does not mean causation."
c. "Did you sample the entire population?"
d. "Archival data are often suspect."
Answer: B
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According to the ethical guidelines for psychological research with humans, if you agree to be a participant in a research study, you would understand that you
a. will not be exposed to harmful or dangerous treatments. b. will not be exposed to deception. c. have to commit to participating in the entire research study. d. do not have the right to privacy.
Which of these is LEAST characteristic of Japanese mothers and their infants?
a. Baby is not left with substitute caregivers. b. Baby commonly displays resistant attachment. c. Mother strives to satisfy all of baby's needs. d. Mother's close contact with baby is minimized.
Assume that a memory test scores are approximately normally distributed with a mean of 15 and a standard deviation of 4. If you scored 17 on this memory test, what is your z score in this distribution?
A. -1.50 B. -0.50 C. 0.00 D. +0.50
What was the primary source of Cattell’s influence on psychology and science?
a. His improvement of laboratory equipment used in reaction time studies b. His editorship of journals c. His strong relationships with students and other faculty members d. His development of innovative statistical techniques