Randomized Sensory Evaluation Booth
Trial State: Complete (N=100)
Researchers at the Drexel Food Lab discovered that 77% of consumers preferred freeze-dried instant coffee over fresh drip coffee when sensory cups were double-blinded with randomized 3-digit sensory identification codes.
CODE 482
Sensory Sample A
Blind Sample (Tasting Active)
CODE 719
Sensory Sample B
Blind Sample (Tasting Active)
● Instant Profile (77%)
● Drip Brew (23%)
Live Participant Responses (100 Subjects)
Orange: Instant | Green: Drip
Sensory Flavor Mapping & Statistical Significance
Binomial CI: 95%
━ Instant Profile
━ Drip Profile
Observed Instant Preference
77.0%
Observed Drip Preference
23.0%
95% Confidence Interval
[68.8%, 85.2%]
Null Hypothesis (50/50) p-value
< 0.0001
Statistical Power
> 99.9%
Primary Sensory Driver
Smoother body & lower sour acidity
Sensory Science Insight: In double-blind conditions, consumers frequently penalize the sharp, sour chlorogenic acid notes characteristic of high-extraction drip coffee, favoring the mellow, balanced, and consistent solubility profile of freeze-dried instant crystals.