Figure 3

The grand-mean ERP waveforms in the Go and the Nogo conditions at the electrode site of Fz.
All the Go trials and 25% Nogo trials (randomly selected from the data) were averaged to produce the grand-mean waveforms.
The grand-mean ERP waveforms in the Go and the Nogo conditions at the electrode site of Fz.
All the Go trials and 25% Nogo trials (randomly selected from the data) were averaged to produce the grand-mean waveforms.