A level shift in a process is indicated when samples:
A)tend to alternate between high and low values.
B)drift slowly either upward or downward.
C)vary more than expected.
D)shift abruptly to a new mean.

Question

Quizplus · Accepted Answer

A level shift in a process is indicated when the samples shift abruptly to a new mean. This means that there is a sudden change in the process that affects the output, resulting in a significant change in the mean value of the data. The other options (A, B, and C) are not indicative of a level shift.

A Level Shift in a Process Is Indicated When Samples