A sampling distribution is created by ______.
A. collecting samples of various sizes from a population
B. drawing many samples of the same size from a population and computing the same statistic for each sample
C. repeating a study multiple times with the same size samples from different populations
D. drawing different size samples from a population and computing their mean
Ans: B
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In a learning study using repeated measures, the correlation between early and later times will likely be low. Analyzing fewer levels of the independent variable would help to avoid violating the assumption of
a. normality. b. homogeneity of variance. c. constant correlations among pairs of levels of the repeated variables. d. MSerror is an unbiased estimate of the magnitude of effect of the predictor variable in a regression analysis.
Darius scores high on psychoticism. In which way is Darius likely to be perceived by others?
a. Warm and concerned about others b. Tense, anxious, and moody c. Solitary, reserved, and unsociable d. Relaxed, calm, and even-tempered e. Antisocial, hostile, and insensitive
This Viennese physician, using ideas originating in his work with mentally disturbed patients, developed the psychodynamic principles of motivation. Who is he?
a. John Dewey b. William James c. Sigmund Freud d. Wilhelm Wundt
Allison is immature, disrespectful, impulsive, and out of control. If Baumrind's researchis correct, her parents were ______
a. authoritarian c. permissive-indifferent b. permissive-indulgent d. authoritative