A student in Professor Hummel's class wants to know if the test scores were all close to the average, or if they were spread out. Professor Hummel could provide the student with:
a. the mean of the test
b. the standard deviation of the test
c. the mode of the test
d. the median of the test
B
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Which of the following best explains why the Rorschach is less likely to be used today?
A. Other projective approaches have been found to be more reliable. B. Treatment facilities often require other types of information than the Rorschach provides, and insurance companies do not pay for it. C. It is inexpensive and time efficient in comparison to other projective techniques. D. The Rorschach is only useful as a means of aiding clients in self-discovery; it has no true clinical utility.
Identify the target population, the accessible population, and the sample for the following hypothetical study. A consultant is hired by a national firm to test the hypothesis that "casual days" (any days where employees can wear casual clothing) improve employee satisfaction and productivity on the job. To test this hypothesis, the consultant obtains a list of all of the employees at a local branch of the firm and randomly selects 60 employees to participate in the study.
What will be an ideal response?
The four qualities of taste are
a. bitter, spicy, sweet, and sour. c. sweet, sour, bitter, and salty. b. salty, bitter, sweet, and hot. d. sweet, sour, spicy, and hot.
The most important illogical feature of preoperational thought is its
A) class inclusion. B) irreversibility. C) reversibility. D) centration.