Suppose a counseling psychologist wants to know if a new orientation program affects new client adjustment, either by increasing or decreasing their anxiety. Would the psychologist use a one-tailed or two-tailed test and why?
A) One-tailed because only one issue is discussed—anxiety
B) One-tailed because there is only one interaction, which is between the program and anxiety
C) Two-tailed because there are two variables—whether or not people undergo the orientation program and how their anxiety is affected
D) Two-tailed because there is no predicted direction of the effect of the orientation program
Answer: D
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Indicate whether the statement is true or false
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Which factor accounts for the emergence of the black civil rights movement in the late 1950s?
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