Everthin u need in the pic plz help.
1 answer:
You might be interested in
Answer:
The UCL is
The LCL is
Step-by-step explanation:
From the question we are told that
The quantity of each sample is n = 30
The average of defective products is
Now the upper control limit [UCL] is mathematically represented as
substituting values
The upper control limit (LCL) is mathematically represented as
substituting values
A mixed number of the form can be turned into an improper fraction by using the fact that a mixed number is really het whole number plus its fraction part, so
Then do the usual procedure for adding fractions via common denominator.
For example, to convert the mixed number into an improper fraction, we have
To add , we need
to have a denominator of 4, so we multiply the numerator and denominator by 4 to get
Therefore,