Cassie looks down while sitting at the top of the ferris wheel. cassie immediately feels her heart start to pound. she's confused by this response until she remembers her last experience on a ferris wheel. during that experience, the wind started to blow, the seats began to rock, and cassie thought she was going to die. she realizes her heart is pounding because she is afraid. this best reflects the schachter-singer theory of emotion, also called the theory.

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