The Index of Exposure to Radioactive Waste and the Cancer

question 41

Multiple Choice

The index of exposure to radioactive waste and the cancer mortality rates (deaths per 100,000) were recorded for nine different geographic regions.Use the regression analysis and summary statistics provided below to determine a 95% confidence interval for the average cancer mortality rate of a county whose index of exposure is 6.81
Dependent variable is: Cancer Mortality Rate
R-squared = 85.8%
S = 14.00993 with 9 - 2 = 7 degrees of freedom

• A)164.3 to 190.9 deaths per 100,000
• B)143.4 to 211.8 deaths per 100,000
• C)174.2 to 180.9 deaths per 100,000
• D)167.9 to 185.9 deaths per 100,000
• E)141.8 to 213.3 deaths per 100,000

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Definitions:

Cochlea

A spiral-shaped cavity within the inner ear, functioning in the process of converting sound waves into neural signals.

Basilar Membrane

A key structure in the cochlea of the inner ear that plays a critical role in sound perception by vibrating in response to sound waves.

Semicircular Canals

Three fluid-filled tubular canals in the inner ear that sense the rotation of the head.

Outer Ear (Pinna)

The external portion of the ear, visible on the side of the head, which captures sound waves and directs them into the auditory canal.