The slightly higher male birth rate compared to the female birth rate does not have a direct effect on the replacement birth rate, which is the number of births per female required to maintain a stable population. The replacement birth rate is determined by factors such as the overall fertility rate and the average number of children born to each woman.
The male-to-female birth ratio of 1.1:1 indicates that for every 1,000 births, there are approximately 550 male births and 500 female births. However, this ratio does not impact the number of births per female needed to replace the population.
The replacement birth rate is typically calculated based on the total fertility rate (TFR), which measures the average number of children a woman is expected to have in her lifetime. If the TFR is below the replacement level, which is usually considered to be around 2.1 children per woman in developed countries, the population may decline over time.
The slightly higher male birth rate does not affect the TFR or the number of births per female needed to maintain a stable population. It is important to consider other demographic factors, such as birth rates, death rates, and migration patterns, to understand population dynamics accurately.
In summary, the male birth rate being slightly higher than the female birth rate does not directly impact the replacement birth rate. The replacement birth rate is determined by the total fertility rate and other demographic factors.