In terms of meeting assumptions of the t test for dependent means, the most common cause of serious problems is when a one-tailed test is used and the population distribution is highly __________
Fill in the blanks with correct word
skewed
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Describe the concept of a reaction range and how it relates to intelligence level
Answer:
Before the accident, Clive enjoyed singing and playing the piano. Because of the brain damage, he cannot learn new songs. Why would he remember old songs, but fail to learn new ones?
A. Since his cortex is damaged, information like songs cannot be transferred into short-term memory. B. The words of the songs learned before the accident were already safely stored throughout his cortex. C. Brain damage often reduces one's motivation for new learning. D. The accident probably damaged his brainstem, thus preventing new songs from being stored in his hippocampus.
The human cortex is wrinkled because:
A. it is very old compared to more primitive brains B. wrinkling increases the surface area C. the cell body causes a constriction at the surface D. the axons pull down on certain parts of the cortex
Dodge found that aggressive children were more likely than nonaggressive children to respond with aggression when another child
a. clearly aggressed against them with hostile intent. b. caused harm, and the intentions were ambiguous. c. clearly intended to be helpful but accidentally caused harm. d. caused no harm, and the act was unanimously accidental.