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

question 33

Multiple Choice

Short repeated patterns in a control chart,with alternating high peaks and low valleys,are known as:

• A)trends.
• B)cycles.
• C)shifts.
• D)runs.

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Definitions:

Standard Normal Distribution

A probability distribution that has a mean of zero and a standard deviation of one, used in many areas of statistical analysis.

Symmetrically Distributed

A description of a data distribution where, on a graph, the left and right sides of the distribution are approximately mirror images of each other.

Normally Distributed

A type of continuous probability distribution characterized by a symmetrical, bell-shaped curve, where the mean, median, and mode are all equal.

Standard Deviation

A measure of the dispersion or variability in a set of values, indicating how much individual values deviate from the mean.