Index number

Index number,

Definition of Index number:

  1. A number showing the variation in a price or value compared with the price or value at a specified earlier time (often represented by the number 100).

  2. Indicator of average percentage change in a series of figures where one figure (called the base) is assigned an arbitrary value of 100, and other figures are adjusted in proportion to the base.

Meaning of Index number & Index number Definition