Current Sherman County, Texas Population, Demographics and stats in 2016, 2015.
Mean female height: 64 in. Standard deviation: 2.8. Out of 100 million adult females in the US, less than 5 million of them are taller than 68.2 inches, or 5 8.2. Out of 100 million adult males, less than 5 million are shorter than 66 inches, or 5 .
The model predicts that adults born in 1820 achieved a mean adult height of 1.648 m; those born in 1952 reached 1.744 m; and those born in the year 200 are to reach on average an adult height of 1.783 m.The scientific model is based on adult heights in England.he model predicts that adults born in 1820 achieved a mean adult height of 1.648 m; those born in 1952 reached 1.744 m; and those born in the year 200 are to reach on average an adult height of 1.783 m.