Which of the following is not a measure of dispersion?

مندرجہ ذیل میں سے کون سا پھیلاؤ کا پیمانہ نہیں ہے؟

Range

Standard deviation

Coefficient of Variation

Second Quartile

The Second Quartile (Q2) is a measure of central tendency, also known as the median.
It is the middle value of a dataset when it is sorted in order.