When Should Tests for a New Service Be Designed

question 64

Multiple Choice

When should tests for a new service be designed?

• A) At the same time as the service is designed
• B) After the service has been designed, before the service is handed over to Service Transition
• C) As part of Service Transition
• D) Before the service is designed

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Definitions:

Confidence Interval

A spectrum of figures, coming from sample data, predicted to hold the value of a hidden population characteristic.

Sampling Error

The error that occurs due to observing a sample instead of the whole population, which may cause sample statistics to differ from the actual population parameters.

Confidence Interval

A statistical interval estimating the range within which a population parameter is expected to lie, based on sample data and a specified confidence level.

Wall Street Journal

A major international daily newspaper known for its comprehensive coverage of finance, economics, and stock market news, as well as general news and information.