Product Testing for Reliability and Quality Helps to Ensure a Consumer's

question 56

Multiple Choice

Product testing for reliability and quality helps to ensure a consumer's right to

• A) be heard.
• B) be informed.
• C) choose.
• D) performance.
• E) safety.

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Definitions:

Standard Deviation

An indicator of the spread or variability within a data set; where a small standard deviation indicates values closely clustered around the average, and a large standard deviation suggests they are widely scattered.

Z-score

A statistical measure that describes a value's position relative to the mean of a group of values, expressed in units of standard deviation.

Z

In statistics, often represents the standard score, which is the number of standard deviations a data point is from the mean.

Percentage

A way of expressing a number as a fraction of 100, used to compare proportions.