A new machine used in the production of motor mount bolts was put into operation. Five samples of size 100 were randomly selected and the number of defectives in each sample was noted. What is the upper control limit (UCL)?
A) 6.7%
B) 7.4%
C) 8.1%
D) 100%

Question

A new machine used in the production of motor mount bolts was put into operation. Five samples of size 100 were randomly selected and the number of defectives in each sample was noted.  What is the upper control limit (UCL)?
A) 6.7% 
B) 7.4% 
C) 8.1% 
D) 100%

Quizplus · Accepted Answer

The Answer of A new machine used in the production of motor mount bolts was put into operation. Five samples of size 100 were randomly selected and the number of defectives in each sample was noted.  What is the upper control limit (UCL)?
A) 6.7% 
B) 7.4% 
C) 8.1% 
D) 100%

A New Machine Used in the Production of Motor Mount