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ABA is an applied science devoted to developing procedures which will produce observable changes in behavior. [3] [9] It is to be distinguished from the experimental analysis of behavior, which focuses on basic experimental research, [10] but it uses principles developed by such research, in particular operant conditioning and classical conditioning.
This is an accepted version of this page This is the latest accepted revision, reviewed on 29 January 2025. Language for communicating instructions to a machine The source code for a computer program in C. The gray lines are comments that explain the program to humans. When compiled and run, it will give the output "Hello, world!". A programming language is a system of notation for writing ...
In a 1995 study, black men were more likely than white men to use the words "big" or "large" to describe their conception of an attractive woman's posterior. [235] In a 2009 experiment to research what South African, British white and British African men considered to be the most attractive size of posterior and breasts for white and black women.
Attention deficit hyperactivity disorder; Other names: Formerly: Attention deficit disorder (ADD), hyperkinetic disorder (HD) [1]: ADHD arises from maldevelopment in brain regions such as the prefrontal cortex, basal ganglia and anterior cingulate cortex, which regulate the executive functions necessary for human self-regulation.
Modafinil, sold under the brand name Provigil among others, is a central nervous system (CNS) stimulant and eugeroic (wakefulness promoter) medication used primarily to treat narcolepsy, [3] [8] [15] a sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks. [16]
The UK has a history of non-white immigration with Liverpool having the oldest black population in the country, dating back to at least the 1730s during the African slave trade. During this period, it is estimated the Afro-Caribbean population of Great Britain was 10,000 to 15,000 [ 360 ] which later declined after the abolition of slavery. [ 361 ]
Kolkata, [a] also known as Calcutta [b] (its official name until 2001), is the capital and largest city of the Indian state of West Bengal.It lies on the eastern bank of the Hooghly River, 80 km (50 mi) west of the border with Bangladesh.