Expenditures for Dental Care Among the U

question 65

Multiple Choice

Expenditures for dental care among the U.S. civilian population not in institutions were what percentage of total health care expenditures in 2010?

• A) 2.7%
• B) 6.6%
• C) 13.9%
• D) 27.4%

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Definitions:

Standard Normal

A normal distribution with a mean of zero and a standard deviation of one, commonly used in statistical analysis.

P(Z < 2)

The probability that a value Z, on a standard normal distribution, is less than 2.

Normal Distribution

A bell-shaped probability distribution characterized by its mean and standard deviation, indicating that data close to the mean are more prevalent.

Standard Deviation

A statistic that measures the dispersion or variability of a dataset relative to its mean, indicating how spread out the data points are.