What was the purpose of the Optional Road Law of 1947?
a. It relieved the county commissions of road construction and maintenance by delegating it to a county engineer.
b. It shifted authority to administer road construction and maintenance from the state government to the county government.
c. It gave the county government the authority to set up a toll system on county highways for the purpose of generating revenue.
d. It provided county commissions with the option of receiving state financial assistance for new road construction as part of a statewide infrastructure renovation.
Answer: a
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How has the seniority system been altered when choosing chairs of congressional committees?
a. The most senior member is no longer automatically made the chair. b. Chairs now automatically assume their position by being the longest-serving party member. c. The oldest member of each committee now becomes the chair. d. Chairs are no longer appointed by the leader of the majority party. e. Chairs are appointed by the president and confirmed by the Senate.
In experimental designs, what reduces the risk of spuriousness?
A. statistical control B. inferential statistics C. randomization D. context