A scatter plot on which the array of points goes from upper left to lower
right, indicates
a. a positive correlation
b. a negative correlation
c. a zero correlation
d. all of these, depending on the strength of the correlation
b
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Researchers Darley and Gross (1983) showed different groups of people identical videotape footage of "Hannah," a girl who was said to come either from an impoverished background or from a wealthy background. They found that people stereotyped the girl as intellectually inferior when they were led to believe that she came from an impoverished background. However, this stereotype emerged only when
participants saw footage of Hannah performing ambiguously on an oral exam. This finding is best explained by the concept of ____. a. stigma by association b. the confirmation bias c. the fundamental attribution error d. scapegoat theory
According to set point theory, when people lose weight
a. food intake is increased. b. food intake is decreased. c. metabolic rate is increased. d. metabolic rate is decreased. e. stores of fat are released.
As Cecelia talked to her daughter on her cell phone, she failed to slow when cars in the same lane were stopping and hit the car in front of her. Why didn't she stop?
Reaction time slows considerably starting around age 50. If she were using a hands-free device, she would have stopped. The ability to multitask becomes more difficult over the years. Cell phone use seems to make the brain ignore what the eyes see.
Harmony notices that her cat salivates as soon as her cat hears the sound of Harmony opening a can with an electric can opener. In this example, the _______________ is the conditioned stimulus
a) can of cat food b) sound of the electric can opener c) dish that Harmony puts the food in d) cat scurrying into the kitchen