To receive your scores for this exam, you have the option of having your score posted on the class website, or you may find out your score personally during office hours. State one reason why it works best. Adding several harmonic components maximizes the chances the tone will detected even under various masking conditions. The tone must be loud enough to be heard over the noisy environment, but not so loud that speech or concentration are disrupted.
Dynamic tones are good at grabbing listeners attention.
The employees must call in and request a security code before walking to a high-security area, and then must input these codes at a door alarm. It is important that these codes be memorable enough that employees are not tempted to write the codes down, but instead rely on their memory. DD LDL DD LLL DL LLL LL - DLD 4. Explain the difference between a go-no go reaction task and a choice reaction time task. A go-no go reaction time requires only one sort of response, to a subset of possible stimulus events.