The Share of the Population in the World Living with Less

question 149

Multiple Choice

The share of the population in the world living with less than two U.S. dollars a day is

• A)about 50 percent.
• B)about 25 percent.
• C)10 percent.
• D)2 percent.
• E)90 percent.

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Definitions:

Average Run Length

The expected number of items inspected before a change is detected, commonly used in quality control.

False Alarm

An incorrect signal or detection indicating the presence of a condition or attribute that is not actually present.

Control Limits

The boundaries defined in control charts within which a process statistic is considered to be in a state of statistical control.

Standard Errors

A measure of the statistical accuracy of an estimate, calculated from the standard deviation of the sampling distribution.