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

question 30

Multiple Choice

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

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

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Definitions:

Directional

In research, directional usually refers to a hypothesis that specifies the direction of an expected difference or relationship.

µ > 164

A mathematical condition indicating that the population mean is greater than 164.

One-tailed

Describes a hypothesis test or statistical analysis where the significance is tested in only one direction, indicating the expected direction of an effect.

Directional

In hypothesis testing, directional refers to a hypothesis that specifies the direction of an expected difference or relationship (e.g., greater than, less than) between two groups or variables.