The Sample Data Below Shows the Number of Hours Spent

question 63

Multiple Choice

The sample data below shows the number of hours spent by five students over the weekend to prepare for Monday's Business Statistics exam. (See the Excel Data File.) The interquartile range of the data is the closest to ________.

• A) 4 hours
• B) 6 hours
• C) 10 hours
• D) 12 hours

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Definitions:

Spinal Tap

A medical procedure where a needle is inserted into the lower back to collect cerebrospinal fluid for testing.

Enlargements

Increases in size or volume of an organ or structure, often due to cell growth or accumulation of materials.

Spinal Cord

The long, thin, tubular structure made up of nervous tissue, which extends from the brainstem to the lower back, carrying nerve impulses between the brain and the rest of the body.

Dorsal Root

Sensory (afferent) root of a spinal nerve.