What Is Unavailable

question 170

Multiple Choice

What is unavailable?

• A) A system that is not operating and cannot be used.
• B) Refers to the ability of an application to operate on different devices or software platforms, such as different operating systems.
• C) Measures how quickly a system performs a process or transaction.
• D) The degree to which a system is easy to learn and efficient and satisfying to use.

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Definitions:

T Test

A statistical hypothesis test used to compare the means of two groups and determine if they come from the same population by analyzing the difference.

T Value

A value calculated in a t-test that assesses the difference between two means relative to the variation in the data.

Critical Value

The threshold or point on the test distribution that is compared with the test statistic to determine whether to reject the null hypothesis.

T Value

A statistic used in hypothesis testing to determine if there is a significant difference between two groups.