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

question 49

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,which test would be used to properly analyze the data in this experiment?

• A)χ² test of independence
• B)χ² test for difference among more than two proportions
• C)McNemar test for the difference between two proportions
• D)McNemar test for the difference among more than two proportions

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Definitions:

Quantity Supplied

The amount of a good or service that producers are willing and able to sell at a particular price over a given period of time.

Marginal Revenue

The extra revenue gained by the sale of an additional unit of a product or service.

Total Revenue

The total amount of income generated by the sale of goods or services by a company.

Average Cost

The total cost of production divided by the quantity of output produced, representing the cost per unit of output.