Which average is most appropriate for calculating average of ratios like price-earnings ratios? MCQ with Answer and Explanation

Explanation:
GFR does not account for age-marital composition; thus it is influenced by the proportion of married women and age distribution within 15-49.

Explanation:
Yule's Q = [(AB)(αβ) - (Aβ)(αB)] / [(AB)(αβ) + (Aβ)(αB)], requiring the four cell frequencies of a 2×2 table cross-classifying two dichotomous attributes.

Explanation:
Age Specific Fertility Rate (ASFR) calculates fertility for specific age groups of women, removing the bias of age structure.