Over the Course of the Twentieth Century There Has Been

question 58

True/False

Over the course of the twentieth century there has been no pronounced tendency for concentration in the United States to increase.

---

Definitions:

Standard Error

A measure of the statistical accuracy of an estimate, equal to the standard deviation of the theoretical distribution of a large population of such estimates.

N

A symbol often used to represent a sample size or the number of observations or units in a dataset.

Sampling Distribution

The spectrum of probabilities for a predetermined statistic, collected from a random sample.

Probability Density Function

A function that describes the likelihood of obtaining the possible values that a random variable can assume, used in continuous probability distributions.