A three-item sentence-completion scale measuring consumer perceptions of an energy drink's functional performance — specifically whether consuming it would improve power, increase endurance, and help one stay active. Items complete a stem describing what the product will do for the consumer. Developed as a manipulation check for product efficacy perceptions in retail display research, the scale is applicable to any functional performance context where physical or energy-related claims are the focus.
7-point Likert (sentence completion)
Full scale items shown. Always cite the original source when using this scale in research.
SENTENCE COMPLETION FORMAT: Items complete a stem such as 'I believe this energy drink will help me...' Single alpha: α = .93 — Keh, Wang & Yan (2021, Study 5; n = 480 Prolific). VALIDITY: Not reported. Items developed drawing on Sundar & Noseworthy (2014). Same paper as Attitude Toward Consuming the Food (ATCF, ID 2018), Difficulty of the Construction (DIFCON, ID 2073), and Attitude Toward the Object (Attention Getting) (ATOA, ID 2099). Companion to Efficacy of the Household Cleaner (EFHC, ID 2133) from the same paper.
Keh, Hean Tat, Di Wang, and Li Yan (2021). Gimmicky or effective? The effects of imaginative displays on customers' purchase intentions. Journal of the Academy of Marketing Science, 49(1), 117–137.
Free access to 2455+ psychometric scales at PsychScales