1. Explain how top-down processing and bottom-up processing affect perception.
2. Ronald McDonald knows about Weber's law from taking introductory psychology at clown college. He understands that if he usually salts his fries with 2 cups of salt, he would have to salt his fries with 2.4 cups of salt for his customers to perceive that he is using more salt than usual. Ronald has determined the __________ of the salt on his fries.
a. sensitivity
b. just-noticeable difference
c. intensity
d. absolute threshold