Suppose the Data Show That Each Year Between 1964 and 2019

question 9

Multiple Choice

Suppose the data show that each year between 1964 and 2019, 10 percent of all income earners (in the United States) earned a low enough income to be considered poor. It follows that

• A)the person who was part of the 10 percent poor in 1964 was also part of the 10 percent poor in 2019.
• B)the person who was part of the 10 percent poor in 1964 may or may not be part of the 10 percent poor in 2019.
• C)there is no upward income mobility in the United States.
• D)the income distribution in the United States (during this period of time) was unequal.
• E)b and d

Understand the importance of the normal distribution assumption in confidence interval estimation.

Understand the key factors influencing migration patterns to the United States in the late 19th century.

Identify the impact of industrialization and urbanization on American society.

Recognize the demographic shifts and the growth of cities due to global migration.

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Definitions:

Incorrect Decisions

Decision-making instances that lead to unfavorable outcomes or failures due to errors in judgement, analysis, or implementation.

Target AAR

Target Average Annual Return (AAR) is a financial goal or benchmark for the average yearly return on an investment.

Project AAR

The Average Annual Return of a project, calculated by dividing the total return by the number of years.

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