Question

what do you understand by
deviation​

Answer 1

Explanation:

In mathematics and statistics, deviation is a measure of difference between the observed value of a variable and some other value, often that variable's mean. The sign of the deviation reports the direction of that difference (the deviation is positive when the observed value exceeds the reference value).

Answer 2

${\bold {\green {\boxed {DEVIATION}}}}$

Deviation means bending

when a light passes through a glass prism it bends or deviates from its path and fall from another direction.