When a change in the dependent variable could be due to participants systematically dropping out of an experiment, __________ is a threat to internal validity
a. attrition
b. testing
c. diffusion of treatment
d. instrumentation
A
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Which statement best describes the status of rights of LGBT individuals prior to Lawrence v. Texas (2003)?
According to Roberts, what does experience show about mobilizing for collective security?
a. It only works when one power takes the lead. b. It only works when the full membership of the UN supports the effort. c. No matter how successful, it is almost never sustainable, even over the short term. d. The leading power usually insists on maintaining control of the collective security effort in future engagements. e. The most powerful member of a collective security group is usually the least interested in taking the leadership role.
It was President Eisenhower, although himself a career soldier, who warned the United States of the dangers posed to liberty and democracy by the "military-industrial complex."
Indicate whether the statement is true or false
Since 1974, the purpose of congressional budget resolutions passed annually in May has been to
A. add up all of the agreed-on expenditures. B. set a ceiling on total spending. C. get final authorization for all expenditures. D. compromise over the spending measures of the two houses. E. settle issues related to discrepancies in math.