What is the most common chromosomal abnormality that causes Down syndrome?
a) one number 21 chromosome
b) two number 21 chromosomes
c) three number 21 chromosomes
d) absence of number 21 chromosomes
c
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_____ are derived from _____.
A) Hypotheses; theories B) Theories; hypotheses C) Empirical observations; theories D) Empirical observations; hypotheses
Jerrod is in a traffic jam and needs to be at a very important meeting in less than 20 minutes. He tries to call the office from his cell phone, but his phone battery is down and he does not have his charger. As the minutes tick by, we can expect which of the following to increase for Jerrod?
a. learned helplessness b. frustration c. conflict d. burnout
The alternative hypothesis suggests that the mean of the control and treatment groups represent different _____
a. effect sizes c. populations b. variables d. tasks
Prejudice is most likely to occur when?
A. A student from a liberal family goes to college at a university known for its cultural diversity B. A worker attempts to get a job during a time of economic recession C. A company assigns individuals to work in teams composed of members who are ethnically diverse D. A student from a conservative family goes to a college at a conservative university