If a Person Has a Tumor, Physicians Typically Start by Performing

question 82

Multiple Choice

If a person has a tumor, physicians typically start by performing a(n)

• A) biopsy to confirm the type of tumor.
• B) ultrasound to confirm the type of tumor.
• C) biopsy to determine the extent of cancer in a person's body.
• D) ultrasound to determine the extent of cancer in a person's body.

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Definitions:

Standard Deviation

An indicator calculating the spread of data around the mean, achieved by the square root of the variance.

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of the numbers in the set.

Unimodal

Describing a distribution with a single prominent peak or mode, indicating the most commonly occurring value.

Median

The middle value in a sorted list of numbers, which separates the higher half from the lower half of the dataset.