1. How would you explain the "separate but equal”
doctrine established by the Supreme Court in the
case of Plessy v. Ferguson? What important
consequences of this doctrine can you identify?

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a. static group comparisonb. pretest-posttest control group designc. control-group-time-series designd. nonrandomized control-group pretest-posttest design

The widespread dominance of several foreign fast food chains and supermarkets in asia have changed the people’s?

Sociologists found that the effects of institutionalization on infants, i. e. lack of a caring environment, will result in slower development of their mental, physical, and emotional skills. true or false? ?