What might be the result of a researcher's discovery that the subjects who dropped
out of his/her experiment are random samples, and thus do not constitute a special
subgroup?
A) The researcher might have to repeat the experiment
B) The researcher may have to drop out another random segment
C) The researcher could be fairly sure that the results are due to subject differences
D) The researcher could be fairly sure that the results are not due to subject
differences
D
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According to Freud, habits such as fingernail biting or gum chewing could result from a fixation in the __________ stage
A) oral B) anal C) genital D) phallic
An individual's psychological test results are often compared with a distribution of test scores from a large normative population. In order to accomplish this, test administration, scoring, and interpretation must be consistent from one person to the next. What is this process called?
A. Validity B. Standardization C. Reliability D. T-score distribution