Based on this information we can deduce that sally has a lower absolute threshold adaptation level than her parents for the smell of popcorn.
Absolute threshold is that the smallest level of energy needed by associate external stimulation to be detectable by the human senses, as well as vision, hearing, taste, smell and bit. It's additional exactly outlined because the degree of intensity of a stimulation necessary to properly discover that stimulation five hundredth of the time.
The absolute threshold of smell is that the smallest concentration of associate odor that a private will discover. Absolutely the threshold of bit is that the minimum stimulation level needed for somebody to discover being touched. Absolutely the threshold of style is that the slightest of flavor which will be detected.
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