Simplest measure of dispersion?: (A) Range, (B) Standard detion, (C) Mean detion, (D) Co-efficeint of range
Answer is A. Ans. is 'a' i.e., Range The range Range is the simplest measure of dispersion. It is defined as the difference between the largest and smallest values of the variable. Range (R) = Largest value (L) - Smallest value (S)