What Is the Best Imaging Technique for Examining Mediastinal Masses

question 36

Multiple Choice

What is the best imaging technique for examining mediastinal masses?

• A)conventional lateral chest radiography
• B)chest CT
• C)MRI
• D)ultrasound

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Definitions:

Sample Statistics

Refers to the numerical data collected from a subset of a population, used to estimate the characteristics of that entire population.

Estimator

A rule or method for estimating a parameter from sample data.

Confidence Level

The degree of certainty, usually expressed as a percentage, that a parameter lies within a specified range of values.

Estimation

The process of finding an approximate value of some parameter—such as a mean, variance, or proportion—from a sample data set.