Why Are There Differences in Life Expectancies for People of Different

question 83

Multiple Choice

Why are there differences in life expectancies for people of different races?

• A) disparities in access to health care
• B) genetic differences resulting in predispositions to various diseases
• C) biological differences, as different races have radically different hormones
• D) greatly increased levels of law enforcement violence directed at certain racial groups
• E) all of the above

---

Definitions:

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

Variance

A statistical measurement of the dispersion between numbers in a data set, measuring how far each number in the set is from the mean.

Volatility

Measures the degree of variation of a trading price series over time, indicating the level of uncertainty or risk associated with the size of changes in a security's value.

Unsystematic Risk

The risk associated with a specific issuer of a security or investment, which can be mitigated through diversification.