If someone told you that a distribution showed a ceiling effect, you would surmise that it is
A) symmetrical.
B) positively skewed.
C) negatively skewed.
D) rectangular.
C
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The formula used to estimate how long a test must be to achieve a desired level of reliability is
a. kappa b. prophecy c. Spearman d. Thorndike
In this type of schedule of reinforcement, a person receives reinforcement for different time periods, and the time periods are not always the same
a. fixed-interval b. variable-interval c. variable-ratio d. fixed-ratio e. continuous
In the U.S., about ___ of children experience night terrors
a. ?1% to 6% b. ?7% to 12% c. ?13% to 18% d. ?19% to 24%
Your psychology instructor claims that psychological problems reflect early childhood experiences and internal conflicts involving the shifting of psychic energy among the psychic structures. Who does your instructor sound similar to?
a. Carl Rogers c. Sigmund Freud b. Abraham Maslow d. John Watson