Which of the Following Is True About Using Forecasts

question 24

Multiple Choice

Which of the following is true about using forecasts?

• A)Multiple forecasts are best, and their predictions can be averaged.
• B)Forecasts become more accurate when predicting further into the future.
• C)Forecasts are useless when the future will look radically different from the past.
• D)The more complex the forecast, the more accurate are the predictions.
• E)The accuracy of forecasts does not vary from one application to another.

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Definitions:

Absolute Refractory Period

The period immediately following the firing of a nerve fiber when it cannot be stimulated to fire again, no matter how strong the incoming signal.

Action Potential

A momentary change in electrical potential on the surface of a neuron that occurs when it is stimulated and is capable of transmitting a signal along the neuron.

Millivolts

A unit of electric potential equal to one thousandth of a volt.

Relative Refractory Period

A phase following immediate action where a neuron is less responsive to stimulation and requires a stronger than normal impulse to activate.