| List-I | List-II | ||
| (A) | Mode | (I) | Measure of sampling variability |
| (B) | Quartile deviation | (II) | Measure of strength of linear relation |
| (C) | Correlation coefficient | (III) | Measure of central tendency |
| (D) | Standard error | (IV) | Measure of dispersion |
The coefficient of variation for the frequency distribution is:

The coefficient of variation for the frequency distribution is:

Find the next two terms of the series:
The given series is: \( A, C, F, J, ? \).
(A) O
(B) U
(C) R
(D) V
Choose the correct answer from the options given below: