Question

what is sex ratio for class 9th​

Answer 1

Explanation:

Sex ratio is defined as the number of females per 1,000 males in the population. This information is an important social indicator, to measure the extent of equality between males and females in a society, at a given time.

Answer 2

Answer:

The sex ratio is the ratio of males to females in a population. ... The human sex ratio is of particular interest to anthropologists and demographers. In human societies, however, sex ratios at birth may be considerably skewed by factors such as the age of mother at birth, and by sex-selective abortion and infanticide.