An Advantage of Using Statistical Over Nonstatistical Sampling Methods in Tests

question 71

Multiple Choice

An advantage of using statistical over nonstatistical sampling methods in tests of controls is that the statistical methods

• A)afford greater assurance and clarity than a nonstatistical sample of equal size.
• B)provide an objective basis for quantitatively evaluating sample risks.
• C)can more easily convert the sample into a dual-purpose test useful for substantive testing.
• D)eliminate the need to use judgment in determining appropriate sample sizes.

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Definitions:

Sequence

A progression or arrangement of elements in a particular order, often used in reference to electrical phases or operations.

Phasor Rotation

The rotation of a phasor, which is a vector representing a sinusoidally varying quantity, in the complex plane, typically used in the analysis of AC circuits.

Fundamental Waveform

The basic frequency component of an alternating current or voltage, corresponding to the fundamental frequency of the system.

Pulsating Currents

A type of electrical current that varies in amplitude but not direction, often seen as the output of rectifiers and can be smoothed into a more constant DC current using filters.