A one-slope, straight broken-line model consists of 2 parts, fitted by least squares: a straight line with an increasing or decreasing slope and a horizontal line; their point of intersection is the breakpoint (the estimated requirement).
A one-slope, straight broken-line model consists of 2parts, fitted by least squares: a straight line with an increasingor decreasing slope and a horizontal line; theirpoint of intersection is the breakpoint (the estimated requirement).