I If There Are Only Two Cells in a Goodness-Of-Fit

question 121

Multiple Choice

i. If there are only two cells in a goodness-of-fit test, we should expect 5 or more frequencies. ii. Chi-square goodness-of-fit test is the appropriate statistical test to use when you wish to determine how well an observed set of data fits an expected set of data.
iii. The null hypothesis in the goodness-of-fit test is that there is no difference.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

Preemptive Action

A strategy or military action taken to neutralize a perceived threat before it can become a reality, often to prevent an imminent attack.

Allied Governments

The coalition of nations, including the United States, Soviet Union, United Kingdom, and France, among others, that opposed the Axis powers during World War II.

Bush Administration

The executive branch of the U.S. government led by President George W. Bush from 2001 to 2009, known for its response to the 9/11 attacks and the initiation of the Iraq War.

Deregulation

The process of removing government restrictions and laws in order to promote free-market competition and efficiency.