bias [biases](statistics: difference between expectation and true value) noun [UK: ˈbaɪəs] [US: ˈbaɪəs]
distorsionenoun {f}
distortion [distortions](act of distorting) noun [UK: dɪ.ˈstɔːʃ.n̩] [US: ˌdɪ.ˈstɔːr.ʃn̩]It's a gross distortion of the truth. = È una distorsione grossolana della verità.