In all social classes, the more careful the speech, the more likely it was for people to say 'walking' with 'ng'The use of 'walkin' was more frequent in lower social classes.The non-standard 'in' forms occurred more in men's speech than women'sWhen women were questioned they said they use standard 'ng' forms more than they really didWhen men were questioned they said they used non-standard 'in' forms more than they really did