Short repeated patterns in a control chart,with alternating high peaks and low valleys,are known as:
A)trends.
B)cycles.
C)spikes.
D)reciprocals.

Question

Quizplus · Accepted Answer

Short repeated patterns with alternating high and low values are known as cycles. Trends are a long-term pattern in the data, spikes represent a sudden and temporary deviation from the norm, and reciprocals are not commonly used in control charts.

Short Repeated Patterns in a Control Chart,with Alternating High Peaks