Which of the following is a requirement for a good theory?
A. It must be testable.
B. It must interpret 50% of the observations about a phenomenon.
C. It must refute other theories.
D. It must be made before any observations can be performed.
Answer: A
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a. True b. False Indicate whether the statement is true or false
Shelby attends class, takes notes, reads her textbook, and reviews her work because she believes that it is up to her to perform well in school and that she has the resources to do so. Shelby has a(n) _____ locus of control.
A) internal B) external C) global D) stable
The treatment which is controlled by the researcher is called the:
a. dependent variable c. independent variable b. confounding variable d. control variable
The word "circadian" indicates that a circadian rhythm ________
a. is generated from within. b. occurs more frequently than once a day. c. occurs less frequently than once a day. d. is about 24 hours in length.