According E

question 20

Multiple Choice

According E. O. Wilson, in order for every person on the planet to be able to reach the same level of consumption as in the United States, ________additional planet earths would be required.

• A)10
• B)8
• C)6
• D)2
• E)4

---

Definitions:

National Average

The mean value calculated from data points collected across a nation, often used in reference to economic, educational, or health indicators.

Test Statistic

A calculated value from sample data used to make decisions about hypotheses, typically measuring how far the sample evidence deviates from what is expected under the null hypothesis.

Normal Population

A population where the distribution of data points follows a normal (bell-shaped) distribution, characterized by a specific mean and standard deviation.

Confidence Interval

A range of values, derived from sample data, that are believed to contain the value of an unknown population parameter with a stated level of confidence.