Which of the following is a prediction of Weber's constant for noticing differences?
a. A person of 200 pounds would have to lose twice as much weight as a person of 100 pounds in order for the difference to be noticed.
b. The maximum difference in stimuli that can be detected is the same for all senses.
c. The constant is the same for all sense modalities.
d. Motivation, attention, and past experience are factors in the constant.
A
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Which research study would you most expect to see from a researcher with a life-course perspective?
a. the effect of smoking on neurotransmitter systems and memory b. how memory processes change from infancy to old age c. growing up in the 1960s, and its influence on drug use in adulthood d. sex differences in marital satisfaction
Suppose that you are in a ship wreck and numerous people around you are drowning. No one present knows how to swim except for you. According to evolutionary theory, if you only had time to save one person, which of the following people would you save?
a. The city mayor b. Your husband or wife c. Your baby d. Your mother
Convenience samples have often been used to study the sexual attitudes and behaviors of men and women. Which of the following is a problem with this research that is specifically related to this type of sampling method
a. A participant's response on a survey may be a poor indication of how they will actually behave. b. The results of these studies may not apply to the general population. c. Many people are unwilling to answer questions about their sexual attitudes and behaviors. d. Convenience samples are too small to allow for reliable conclusions.
A research method in which a group of similar people discuss a topic of research with a moderator in order to provide information concerning how people think and feel about that topic is known as a ________ study
a) moderated survey b) discussion group c) case d) focus group