Triangulation is
a. generating three hypotheses to explain a phenomenon.
b. thinking of an alternative solutions when others are only thinking of pros and cons.
c. reaching redundancy when three consecutive observations lead to the same conclusions.
d. using multiple sources of data.
e. making sure you have at least three observers collecting data.
Question 2
Which of the following represents positive reinforcement?
a. A student studies hard for a long enough period of time to receive money from his parents for a new bicycle.
b. A child who has a tendency to be boisterous in class responds to praise for good behavior from his teacher by
continuing to sit quietly.
c. A man competes with his coworkers for an office bonus by working an extra two hours each day.
d. A young mother quietly closes the bedroom door on her threeyearold child, who is having a temper tantrum,
so that she can have some peace and quiet.
Four hypotheses on how populations might relate to one another along an environmental gradient.
Phylogenetic hypotheses for whales and other mammals
Still thinking
Critical thinking and evaluation
An Explanation of the Blindsight Phenomenon
Tips for Critical Thinking