Fig. 5
From: Perceptual learning in the identification of lung cancer in chest radiographs
![Fig. 5](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs41235-020-0208-x/MediaObjects/41235_2020_208_Fig5_HTML.png)
Value of d’ across pre-test and the final post-test, when tested with intact trained images (left) and intact untrained images (right). Error bars show +/− 1 S.E. of the mean