TABLE 14- 1
A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic.
Number of Papers

-Referring to Table 14- 1, what is the numerical value of the center line for the p chart?
A) 0.926
B) 0.911
C) 0.885
D) 0.500

Question

TABLE 14- 1
A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period for one of the delivery boys and construct a p chart to see whether the percentage is too erratic.
Number of Papers
 
-Referring to Table 14- 1, what is the numerical value of the center line for the p chart?
A) 0.926 
B) 0.911 
C) 0.885 
D) 0.500

Quizplus · Accepted Answer

The center line for the p chart is 0.926, which is the average of the upper and lower control limits.

TABLE 14- 1 A Local Newspaper Has 10 Delivery Boys Who Each Deliver