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263
Children Born in 1930.—The boys are 0.3 inches taller and
1.3 lbs. heavier on the average than the girls. The average minimum
weight of the boys is 0.7 lbs. more and their average
minimum height 0.4 inches taller than the corresponding figures
for the girls. The average maximum weight of the boys is 0.6
lbs. more and their average maximum height 0.1 inches taller
than for the girls.
Children Born in 1929.—The boys are 0.4 inches taller and
1.5 lbs. heavier on the average than the girls. The average minimum
weight of the boys is 1.0 lbs. more and their average
minimum height 0.3 inches taller than the corresponding figures
for the girls. The average maximum weight of the boys is 2.2
lbs. more and their average maximum height 0.8 inches taller
than for the girls.
Children Born in 1927.—The boys are 0.5 inches taller and
1.8 lbs. heavier on the average than the girls. The average minimum
weight of the boys is 1.7 lbs. more and their average
minimum height 0.3 inches taller than the corresponding figures
for the girls. The average maximum weight of the boys is 1.9
lbs. more than the girls and their average maximum height is 0.9
inches taller than the girls.
Children Born in 1922 and 1923.—The boys in this group
were 0.9 inches shorter and 2.6 lbs. lighter on the average than
the girls. The average minimum weight of the boys is 2.3 lbs.
more and their average minimum height 0.4 ins. shorter than the
girls. The average maximum weight of the boys is 8.6 lbs.
lighter and their average maximum height 2.2 ins. shorter than
for the girls. In this group as a whole the boys are shorter and
lighter than the girls, but the former are a more uniform group :
'he girls exhibiting greater fluctuations around the mean
average.