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When neither the participants nor the experimenters know which group has received the treatment and which has received a placebo, the design is called
Novel
Something that is new, original, and not previously seen or experienced.
Exciting Things
Objects, events, or experiences that arouse enthusiasm, interest, or adrenaline.
Two Factor Theory
A theory that explains emotions and their arousal through a combination of physiological arousal and cognitive interpretation of that arousal.
Arousal
A state characterized by both physical and mental responsiveness or awareness, commonly linked with heightened alertness and an accelerated heartbeat.
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