Final answer:
To discern between regular and deluxe ramen, consider factors like taste, ingredients, toppings, and packaging which correspond to a product's quality rather than weight differences, akin to the concept of 'Just-Noticeable Difference' in sensory perception.
Step-by-step explanation:
To tell the difference between regular and deluxe ramen, one might consider several factors that go beyond mere weight comparison. Deluxe ramen typically features more nuanced qualities, such as richer flavor, higher quality ingredients, extra toppings, and potentially superior packaging or noodle texture. Unlike the clear weight difference between a one-pound and a two-pound bag of rice, distinguishing between deluxe and regular ramen can be more subjective and relies on a slightly different sensory evaluation, which may be akin to determining the difference between a 20- and a 21-pound bag of rice.
The concept of 'Just-Noticeable Difference' or JND in psychology relates to the threshold at which a person can detect a difference between two stimuli. In the case of regular versus deluxe ramen, it's not about the weight but the sensory experiences such as taste, visual appeal, and texture. A deluxe ramen might offer a richer broth, more elaborate flavor profiles, include premium ingredients such as slices of meat, vegetables, a seasoned egg, or even special spices. The packaging may also be an indicator, where deluxe versions are often presented in more attractive or sturdier cups or bowls compared to regular ramen's simple plastic or paper packages.