Which of the following is NOT one of the requirements of the regression discontinuity design
a. group assignment must be based on a cutoff score
b. the cutoff score should be located at one of the extreme ends of the distribution
c. the experimenter must control the assignment of participants to groups
d. all participants must be from the same population
B
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Why was President Johnson reluctant to request a tax increase to pay for the Vietnam War?
A) He felt it was an unjust and emotionally taxing conflict. B) He had just gotten a tax cut through Congress in 1964. C) He wanted to avoid blame for a war he knew the U.S. couldn't win. D) He saw U.S. involvement as the fault of the Kennedy administration.
The Hatch Act of 1939 prohibits federal employees from
A) participating in the political management of campaigns. B) receiving Social Security benefits. C) securing a mortgage from a national bank. D) speaking poorly about past or present administrations. E) voting in partisan elections.
How have recent developments in Congress impacted the quality and quantity of congressional deliberations?
What will be an ideal response?
The 2001 terrorist attacks show that a general weakness in U.S. intelligence-gathering activities exists in the area of __________ intelligence.
A. signal B. electronic C. human D. satellite