Problem Set 9

Question 1

Which is a correct matching of the type of attribute to question posed?

Answer 1

Structural attributes – Does the restaurant have a drive-up window?

Question 2

[When constructing a p chart, what can be done to ensure the most accurate findings if
sample size is not constant?]

Answer 2

Compute the control limits using an average sample size.

Question 3

[The c chart is a graph of the]

Answer 3

actual number of nonconformities per standardized unit.

Question 4

[In c charts:]

Answer 4

The individual units in the sample will be grouped together as if they are one unit of
a larger size

Question 5

While using Excel to draw a c and u charts, you compute the lower limit to be a negative
number. You should

Answer 5

Use zero for the lower limit.