A Line Chart Is Useful for Showing Trends Over Time

question 95

True/False

A line chart is useful for showing trends over time.

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Definitions:

Lower Control Limit

A statistical boundary in quality control processes, below which a process variation is considered non-random and indicative of a systemic issue needing correction.

Range

The difference between the highest and lowest values in a data set, used as a measure of statistical dispersion.

Natural Causes

Factors that affect events or conditions based on processes inherent to the natural world, as opposed to human-made influences.

Assignable Causes

Factors identified as reasons for variation in a process, which can be isolated and where corrective action can be applied.