5 Jerry gets a great deal of fulfillment out of visiting the new art exhibits at the museum in town. He usually visits each exhibit several times during a show and finds beauty in a variety of different types of art works. Jerry is likely to visit the new exhibits in an effort to meet a(n) need.

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