At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Experience the ease of finding quick and accurate answers to your questions from professionals on our platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

The marks of 30 students are given below. Construct discrete frequency distribution table and then calculate the coefficient of quartile deviation.
30,20,14,10,12,20,12,10,20,30,10,12,30,10,12,14,14,20,30,12,30,14,20,10,14,30,10,20,14,30