About Half of All Americans Rely on ____ for Their

question 19

Multiple Choice

About half of all Americans rely on ____ for their drinking water.​

• A) ​glaciers
• B) ​sea water
• C) ​stream water
• D) ​aquifers
• E) lake water​

---

Definitions:

Population Size

The total number of individuals or units in the group or area being studied.

Sampling Distribution

The likelihood distribution derived from a certain statistic using a random sample.

Standard Error

Standard error measures the dispersion or accuracy of sample statistics compared to the true population parameter, usually in mean calculations.

Random Sample

A subset of individuals chosen from a larger set (population) where each individual has an equal chance of being selected.