If the values in the data set are not too spread out, like in our example, the mean and the median may not be very different. However, this is often not the case, so itâs important to understand the difference. Letâs take an example where the mean and the median of a set of values are different.
hum definition, hum meaning | English dictionary. hum. n a note produced by a bell when struck, lying an octave or (in many English bells) a sixth or seventh below the strike tone, (Also called (esp. n (S.
Definition of drum. 1  1 : a percussion instrument consisting of a hollow shell or cylinder with a drumhead stretched over one or both ends that is beaten with the hands or with some implement (as a stick or wire brush) 2  2 : tympanic membrane. 3  3 : the sound of a drum; also : a sound similar to that of a drum.