The CT System's Uniformity Can Be Determined by Seeing If

question 124

Multiple Choice

The CT system's uniformity can be determined by seeing if

• A) the CT number of water throughout a container is 0
• B) the CT number of water throughout a container is -1000
• C) the CT number of water throughout a container is 1000
• D) none of these

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Definitions:

P-Value

The probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is true.

P-Value

The probability of observing a test statistic at least as extreme as the one observed, under the assumption that the null hypothesis is true.

Level of Significance

The probability of rejecting the null hypothesis when it is actually true, used as a threshold in hypothesis testing.

Test Statistic

A calculated value from a data sample used to test a hypothesis against some criteria.