A random sample of 49 cast aluminum pots is taken from a production line once every day. The number of defective pots is counted. The proportion of defective pots has been closely examined in the past and is believed to be 0.05. What are the upper and lower control limits for the chart?
A) -0.0434 and 0.1434
B) 0.0 and 0.1434
C) 0.1434 and -0.0434
D) 0.1434 and 0.0

Question

A random sample of 49 cast aluminum pots is taken from a production line once every day. The number of defective pots is counted. The proportion of defective pots has been closely examined in the past and is believed to be 0.05. What are the upper and lower control limits for the  chart?
A) -0.0434 and 0.1434 
B) 0.0 and 0.1434 
C) 0.1434 and -0.0434 
D) 0.1434 and 0.0

Quizplus · Accepted Answer

The Answer of A random sample of 49 cast aluminum pots is taken from a production line once every day. The number of defective pots is counted. The proportion of defective pots has been closely examined in the past and is believed to be 0.05. What are the upper and lower control limits for the  chart?
A) -0.0434 and 0.1434 
B) 0.0 and 0.1434 
C) 0.1434 and -0.0434 
D) 0.1434 and 0.0

A Random Sample of 49 Cast Aluminum Pots Is Taken