. . . "0"^^ . . "regression line"^^ . "106029306"^^ . "0"^^ . . . . "06029306-n"^^ . "regression line"@en-us . "regression curve"@en-us . . . "105673584"@en-us . . . . "a smooth curve fitted to the set of paired data in regression analysis; for linear regression the curve is a straight line"@en-us . .