As the age rose this advantage gradually slipped away and at the age of fourteen there was little difference in scores between children from the two types of home background. Judgments, therefore, as to the relative amounts of intelligence possessed by those who have been subjected to linguistic tests may be dangerous, unless we can be sure that the tested persons have been brought up in similar environments and had the same kind of schooling.
The interaction patterns between parents and bilinguals may be different to those in monolingual families. Cultural background affects attitudes to child rearing practices, home environment and motivation for language learning. Children from linguistic minorities can be subjected to societal and parental pressure to become bilingual if the home language has limited official status.
"The act created a tripartite structure consisting of general practitioner and dental services; hospital and specialist services; and local health authority services covering at-home nursthe Korean War, and followed, between 1951 and 1957, by an attempt to get back to peacetime defense conditions against a background of assumed Communist aggression and growing nationalism in developing areas.
As the age rose this advantage gradually slipped away and at the age of fourteen there was little difference in scores between children from the two types of home background. Judgments, therefore, as to the relative amounts of intelligence possessed by those who have been subjected to linguistic tests may be dangerous, unless we can be sure that the tested persons have been brought up in similar environments and had the same kind of schooling.