3.Accuracy is gauged by comparing the measured value of a known standard to its true value. Assuming the mass of the water represents a standard for the true volume of water, which piece of glassware has the highest degree of accuracy

Weber's Law

Explanation:

Weber’s law is an important law in psychology.

This law quantifies the perception of change within a provided stimulus.

This law is also known as Weber-Fechner law as it relates two hypotheses in the field of psychophysics which are Weber law and the Fechner law.

Weber’s law describes that an observed change in a stimulus is a constant ratio of the original stimulus.