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Figure 4. Signal responses (SR, percentage) as a function of the time differential between the beginning of the presentation of the tasks and of the signal (DTAS) and the signal-to-noise ratio (LSNt) as parameter. Signal: 1 kHz sinus tone noise: pink noise Task: triple arithmetical task subjects: 8

Figure 4. Signal responses (SR, percentage) as a function of the time differential between the beginning
of the presentation of the tasks and of the signal (DTAS) and the signal-to-noise ratio (LSNt) as
parameter.
Signal: 1 kHz sinus tone noise: pink noise
Task: triple arithmetical task subjects: 8