The sampling fraction is:
a. the ratio of population size to sample size.
b. the ratio of sample size to population size.
c. the number of units that have a nonzero probability of being selected.
d. the number of units selected.
b
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Trowbridge and Cason asked students to draw lines of a certain length for thousands of trials. Some students were given no feedback, some were told "right" or "wrong" after each trial (right-wrong feedback), and some were told exactly how far off they were after each trial (how-much feedback). According to a behaviorist interpretation of Thorndike's law of effect, which group(s) should perform
the best? a. right-wrong feedback group and how-much feedback group should both show the same improvement because both are given rewards and punishments but the no feedback group should not improve b. all groups should improve equally because all get equal amounts of practice c. the how-much feedback group should perform best because it gets more detailed information d. the theory does not make a prediction
Letter identification subtests are useful pre-reading tests in predicting reading success
Indicate whether the statement is true or false
Adolescent needs and curricular responses include ______.
A. understanding physical changes and new health units B. increasing levels of cognitive development and inclusion of concrete and abstract learning C. moral development and service learning D. nonthreatening environment and more cooperative learning and less competition
Statements such as "women don't drive as well as men" and "white men can't jump" are both examples of
A. stereotyping. B. perspective. C. repressed anger. D. racial prejudice.