Professor Clark gives her students an assignment to develop hypotheses on global warming. To be consistent with a scientific method, students should develop their hypotheses based on
A) their own existing beliefs about the issue.
Incorrect. In fact, for research to be as "clean" and accurate as possible, researchers have to be very careful NOT
to let their own beliefs or biases influence their research.
B) reports discussed on television.
C) untestable predictions.
D) a well-supported scientific theory.
Correct. A hypothesis is a testable prediction derived from a scientific theory.
Answer: D
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What happened to inventor Leo Auffmann's son and wife when they experienced the Happiness Machine?
a. They emerged sadder than when they entered. b. They became ecstatic but terrified. c. They tried to destroy the machine. d. They fell asleep.
Leak and Christopher have suggested that having a superego may
a. confer an evolutionary advantage. b. influence whether others feel compelled to take care of someone. c. increase the likelihood that someone is accepted as a group member. d. All of these answers are correct.