Lois was not pleased when she realized that the box of candies did not contain as many candies as it used to. When she compared the package to the previous package she had bought, the changes were hardly discernible. This is an example of the use of Weber's law.

Question

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Weber's law states that the just noticeable difference (JND) between two stimuli is proportional to the magnitude of the stimuli. Lois's difficulty in discerning the change in the quantity of candies aligns with this principle, as the difference was too small relative to the size of the package for her to easily notice.

Lois Was Not Pleased When She Realized That the Box