TABLE 12-4 A Computer Used by a 24-Hour Banking Service Is Supposed

question 186

Multiple Choice

TABLE 12-4
A computer used by a 24-hour banking service is supposed to randomly assign each transaction to one of 5 memory locations. A check at the end of a day's transactions gave the counts shown in the table to each of the 5 memory locations, along with the number of reported errors.

The bank manager wanted to test whether the proportion of errors in transactions assigned to each of the 5 memory locations differ.
-Referring to Table 12-4, the degrees of freedom of the test statistic is

• A) 4.
• B) 8.
• C) 10.
• D) 448.

---

Definitions:

National Security

The protection of a nation's citizens, economy, and institutions against threats and aggression, prioritizing the safety and well-being of the state.

World War II

A global conflict that lasted from 1939 to 1945, involving most of the world's nations, including all of the great powers, eventually forming two opposing military alliances: the Allies and the Axis.

Democrats

A member or supporter of the Democratic Party in the United States, known for its liberal policies on social issues and emphasis on government intervention in the economy.

Republicans

A member of the Republican Party, one of the two major contemporary political parties in the United States, often associated with conservative and right-leaning policies.