Interobserver reliability is calculated by dividing the ________ by the ________ to find a percent
agreement.
A) observers' total ratings; observers' mean rating
B) number of times observers agree; number of opportunities to agree
C) number of times observers agree; total number of participants observed
D) number of opportunities to agree; number of times observers
B
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Grouping children in separate educational classes according to their level of intellectual aptitude tends to ________ their self-esteem and ________ their academic achievement.
a. increase; increase b. increase; decrease c. decrease; decrease d. decrease; have little effect on e. increase; have little effect on
Which of the following sequence correctly orders the periods of prenatal development with respect to the potential impact of teratogens from least severe to most severe?
a) fetal period ? germinal period ? embryonic period b) fetal period ? embryonic period ? germinal period c) germinal period ? fetal period ? embryonic period d) germinal period ? embryonic period ? fetal period