Question: In the following psychometric function, what is the threshold level for 50% signal detection? Percentage of Signal Detection 90 80 70 60 50 40

In the following psychometric function, what is the threshold level for 50% signal detection? Percentage of Signal Detection 90 80 70 60 50 40 30 20 2 2 2 2 2 2 2 2 2 2 100 10 0 2 4 6 8 10 12 14 16 20 Sound Level (dB SPL) 10 dB SPL 14 dB SPL 12 dB SPL

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