The expectations of a researcher that might distort or influence his or her interpretation of what he or she actually observed is called ______

A friend is taking a drug awareness class. One of the things he learns is that LSD, a hallucinogenic drug that produces bizarre sensory experiences, is believed to work because it

a. suppresses the effect of serotonin neurons. b. increases the production of serotonin. c. enhances the effect of serotonin, which is normally excitatory. d. removes serotonin from the body.

Ezekiel, a sixth grader, is having a hard time adjusting to his new school. He says he's working as hard as he can, but his grades are lower than when he was in the fifth grade

He misses Mr. Sims, his fifth-grade teacher, and his new teachers don't seem to get to know their students like the teachers at his old school did. It's quite possible that Ezekiel is experiencing a/an A) school-home incompatibility. B) self-fulfilling prophecy. C) cultural conflict. D) poor stage-environment fit.