A control chart is used to control the fraction nonconforming for a plastic part manufactured in an injection molding process with sample sizes of 188 parts. Ten subgroups yield the data in the...

Extracted text: A control chart is used to control the fraction nonconforming for a plastic part manufactured in an injection molding process with sample sizes of 188 parts. Ten subgroups yield the data in the following Table. What is the upper control limit for a fraction nonconforming control chart constructed using the data in the Table? Sample NumberNumber of Nonconforming Units 1 14 2 23 3 13 4 27 5 23 6 28 7 29 8 12 9 14 10 27 Select one: a. 0.203 b. 0.181 c. 0.176 d. 0.194 e. 0.167