The _____ always marks the 50th percentile of the distribution
a. mean
b. median
c. mode
d. standard deviation
Answer: B
Rationale: This is the point on the horizontal axis at which 50% of all observations are lower, and 50% of all observations are higher.
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a. ?retrograde b. ?anterograde c. ?primary d. ?secondary
Nathan has a seven-year history of mild mood swings. When he is "high," he is coherent; when he is "low," he is never suicidal or unable to function. What is the best diagnosis for Nathan?
a. cyclothymic disorder b. bipolar disorder, mixed c. major depressive disorder, mixed d. dysthymic disorder
A positive or negative evaluation that predisposes us to act in certain ways is a(n) ____________________
Fill in the blank(s) with correct word
When Bill looks at his lamp alternately with his left eye and right eye, the image seems to jump from one position to another. This phenomenon illustrates ______________
A) retinal disparity B) convergence C) divergence D) interposition