In Radiography,what Three Items Must Be Precisely Aligned

question 6

Multiple Choice

In radiography,what three items must be precisely aligned?

• A) The x-ray tube, the IR, and the CR
• B) The CR, the IR, and the collimator field light
• C) The CR, the body part, and the collimator field light
• D) The x-ray tube, the IR, and the body part

---

Definitions:

Population of Differences

Refers to a set of variations or changes among a group's members or between groups being studied.

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain level of confidence.

Population Average Amounts

The mean value calculated from the entire set of values in a population.

Age Groups

Categories of people of different ages, used for statistical analyses and recognizing demographic patterns.