my favorite mistakes

what is the best way to ensure that results of a study are generalizable to a population?

"by using a random selection of people in that population" by studying a random selection of people, you have more broad data that is more generalizable, pg. 43

Which of the following neurotransmitters has been linked to Parkinson's disease and schizophrenia..?

Dopamine

Professor Janeja is studying which brain regions are involved in learning to correctly navigate a maze task. She randomly assigns half of a group of mice to get a lesion in one area of the brain. The other half does not get a lesion. Based on the following graph, where in the brain is the most likely site of the lesion?

The hippocampus

Neurotransmitters are typically stored in which of the following parts of a neuron..?

The terminal buttons

a double-blind control is essential for which of the following?

an assessment of a treatment designed to reduce schizophrenic symptoms (almost always done with drugs) p.51

researchers have found a negative correlation between income and dental problems. What conclusion can correctly be drawn from this statement?

as income increases, the likelihood of dental problems decreases.

Difficulty in typing smoothly on a keyboard would most likely result from damage to the...

cerebellum

a psychologist's view is that his problems stems from internal processes such as unrealistic expectations and negative thinking, which of the following models of behavior?

cognitive p.356, 720

An individual with damage to Wernicke's area is most likely to have difficulty...

comprehending a spoken request for information

according to Wilhelm Wundt, the focus of scientific psychology should be the study of ____

conscious experience p.118

dr. lee tested if different lighting effected comprehension, what kind of study?

experiment

a researcher randomly assigned boys and girls to two groups. one group watched a violent television program while the other group watched a nonviolent program. they were then observed and each incidence of aggressive behavior was recorded for each group. this research method is best characterized as ___

experimental it's experimental because they were randomly assigned to groups, subjected to different variables, and then observed p.51

an important difference between humanistic and psychoanalytic approaches is that humanistic psychologists believe in the importance of ____

free will free will is psychoanalytic value

the mean will be higher than the median in any distribution that ___

is positively skewed in a positively skewed set, there are more data points to the left of the table, or the smaller values, pg. 58

what do advocates of nature in the nature-nurture controversy emphasize?

maturation acquired in development, pg. 471

when would a mean be larger than the median?

p.57

The hypothesis that intelligence is in part inherited is best supported by the fact that the IQ correlation for...

pairs of identical twins is greater than for pairs of fraternal twins

Dr. Frishkoff is studying how participants' brain activity changes when they read sentences in which the last word is either expected ("The pizza was too hot to eat") or unexpected ("The pizza was too hot to cry").

showed a negative-going peak in brain wave activity approximately 400 milliseconds after the unexpected word was presented that the participants did not show in response to the expected word

which of the following most accurately describes a dependent variable?

some aspect of a participant's response that is measured in an experiment