Which of the following statements about education in the united states is correct? it has become less important since the 1930s. it severely disrupts the establishment of social order. it offers opportunity, but it also perpetuates inequality. all of the answers are correct.

The history of ethical regulations in human subjects research began with the: a. declaration of helsinkib. nuremburg codec. common ruled. belmont report

Researchers have found that it takes to view a mental image that is larger or covers more distance than a smaller or more compact one.

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