In experimental terms, what does it mean to say that there is a change in the cause? It means that
a. the independent variable is manipulated
b. independent variable is measured
c. the dependent variable is manipulated
d. the dependent variable is controlled
A
Manipulating the independent variable requires that the levels of the variable change.
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What is chronological age?
a. the average age at which normal individuals achieve a particular score on a measure of intelligence b. the age at which someone's test score is equal to current age c. the number of years since an individual's birth d. the mental age multiplied by the IQ e. the age determined based on the number of questions correctly answered on an IQ test
Sleep patterns may increase the risk of sudden infant death syndrome. Children who
____________________ show an increased riskof sudden infant death syndrome. a. demonstrate increases in the length of their sleep periods with age b. demonstrate increased sleeping c. do not increase the length of their sleep periods with age d. sleep in irregular spurts
Behavior that we conduct repeatedly is automatized over time. This brain mechanism does NOT allow us to do which of the following?
a. Be able to devote attention to other important tasks at the same time. b. Be able to inhibit automatized behavior more easily. c. Be able to learn tasks with a higher level of complexity more effectively. d. Be more efficient with routine tasks.
The sandwich generation was probably larger in earlier eras because
A) older adults today are likely to have private insurance that pays for long-term care. B) these days, Medicare and hospice organizations provide help to ailing seniors. C) older adults today are in better health. D) these days, older adults who need care are more likely to be sent to a home.