If Q_(1) = 10 and Q_(3) = 30 , the value of the Coefficient of Quartile Deviation is :

If Q_(1) = 10 and Q_(3) = 30 , the value of the Coefficient of Quartil

1.	If Q_(1) = 10 and Q_(3) = 30 , the value of the Coefficient of Quartile Deviation is :
Answer» `0.25` `0.50` `0.33` `0.75` SOLUTION :B