If σ = 12, Find the Sample Size to Estimate

question 75

Multiple Choice

If σ = 12, find the sample size to estimate the mean with an error of ± 4 and 95 percent confidence (rounded to the next higher integer) .

• A)75
• B)35
• C)58
• D)113

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Definitions:

Synapses

The junctions through which neurons signal to each other or to non-neuronal cells such as those in muscles or glands.

Action Potential

A rapid increase and decrease in the voltage across a cellular membrane due to the movement of ions, allowing neurons to transmit signals.

Electrical Charge

A fundamental property of matter that causes it to experience a force when placed in an electromagnetic field, categorized into positive and negative types.

Millivolts

A unit of electric potential and electromotive force equal to one thousandth of a volt, commonly used in various electrical and physiological measurements.