Question

04) In a grouped frequency distribution table with class 0-20, 20-40,
lower limit of finh dass and upper limit of eighth class ?​

Answer 1

Answer:

The Quartile Deviation (QD) is the product of half of the difference between the upper and. lower quartiles. Mathematically we can define as: Quartile Deviation = (Q3 – Q1) / 2. Quartile Deviation defines the absolute measure of dispersion.