Matt's experiment was designed to find out if reading an entire chapter at once led to better test grades than reading a section at a time over several days. The dependent variable in his experimental research was _____
a) the test grade.
b) the length of the chapter.
c) reading an entire chapter.
d) reading a section at a time.
Answer: a
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Suppose a newborn sucks to hear its father's voice. When the response habituates, the experimenters substitute a different man's voice. What do we infer if the sucking rate increases? a. The newborn prefers the sound of women's voices
b. The newborn prefers the sound of the father's voice. c. The newborn does not hear a difference between the voices. d. The newborn hears a difference between the voices.
Describe four varieties of bullying, and give an example of how Chad might bully Jeremy in each case.
What will be an ideal response?
Extreme exercise may advance the onset of puberty and the pubertal growth spurt
Indicate whether this statement is true or false.
As baby Sanjay's physical development improves, he is able to crawl around and explore his environment, advancing his cognitive development. His newfound crawling skills also contribute to changes in Sanjay's psychosocial development. For example, he may experience anger when he picks up a breakable object, only to have one of his parents take it away. In addition, Sanjay experiences happiness when his parents encourage his motor efforts and frustration when they remove him from an unsafe area, such as the stairs. This example shows that these three areas of development are ______.
A. following a downward course B. stopping and starting C. following a single course D. overlapping and interacting