The following table shows monthly wages of 10 workers:

Calculate first third quartiles and quartile deviation.

Find the first and third quartiles.

Find the first and third quartiles.

The following data shows daily wages of 199 workers of a factory. Find out quartile deviation and the coefficient of quartile deviation.

The following table shows the details of daily wages of 45 workers in a factory. Calculate the median daily wage. .

The following histogram shows the monthly wages (in Rs.) of workers in a factory: Figure Find the largest and least number of workers and also their wages in rupees.

The following table shows wages of the workers. Calculate the average wage of the workers. {:("Wages(Rs.)",10-19,20-29,30-39,40-49,50-59),("Number of Workers"," "8," "9," "12," "11," "6):}