Imagine We Have a Symmetric Data Set for Which We

question 4

Multiple Choice

Imagine we have a symmetric data set for which we have calculated various statistics, but then a single very large outlier is added to it. When we recalculate the statistics, which of the following things is NOT true?

• A) The mean increases.
• B) The median increases.
• C) The standard deviation increases.
• D) The variance increases.

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Definitions:

Reagan Years

The period during which Ronald Reagan served as President of the United States, from 1981 to 1989, noted for economic policies that emphasized tax cuts, deregulation, and controlled government spending.

Medicare and Medicaid

Medicare and Medicaid are U.S. government programs that provide medical and health-related services to specific groups of people, including the elderly, disabled, and individuals with low income.

Freedom to Farm Act

A U.S. law enacted in 1996 that aimed to phase out various agricultural subsidies and reduce federal regulation of farming, thereby allowing farmers more freedom in making planting decisions.

Price-Support Payments

Government subsidies provided to farmers or producers to maintain the market price of an agricultural product above its competitive equilibrium level.