Given the following data-set, calculate range and the coefficient of range:

Given the following data, calculate coefficient of variation:

Calculate the range and its coefficient from the following data:

Monthly wages of workers of a factory are stated below. Find out the range and the coefficient of range.

Find the range and the coefficient of range of the following data.

Prices of shares of a company were noted as under from Monday through Saturday.Find out range and the coefficient of range.

Calculate range and coefficient of range of the following series.