By the time the korean war ended in 1953,

china had seized the peninsula, annexing korea.
korea was united under a democratic government.
the division of the korean peninsula remained unchanged.
korea was united under an independent communist government.

An education expert is researching teaching methods and wishes to interview teachers from a particular school district. she randomly selects ten schools from the district and interviews all of the teachers at the selected schools. which type of sample did she use in this study? a)systematic sample b)probability sample c)stratified sample d)cluster sample

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?

Steven pinker states that an important difference exists between men and women in: