TABLE 11-4 A Computer Used by a 24-Hour Banking Service Is Supposed

question 63

Multiple Choice

TABLE 11-4
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 11-4, at 1% level of significance,

• A) there is sufficient evidence to conclude that the proportions of errors in transactions assigned to each of the 5 memory locations are all different.
• B) there is insufficient evidence to conclude that the proportions of errors in transactions assigned to each of the 5 memory locations are all different.
• C) there is sufficient evidence to conclude that the proportion of errors in transactions assigned to each of the 5 memory locations are not all the same.
• D) there is insufficient evidence to conclude that the proportion of errors in transactions assigned to each of the 5 memory locations are not all the same.

Recognize the significance of maintaining consistency in style and parallelism in business documents.

Appreciate the role of graphical elements like bullets in organizing content for enhanced user understanding.

Understand the editorial process, focusing on maintaining the original message's intention while improving clarity and style.

Comprehend the importance of conciseness and precision in business communication.