round your response to two decimal places:

a) UCLc = ? nonconformities

b) LCLc= ? nonconformities

c) according to the c- chart there is significant variation or there is no significant variation in the incidents of incorrect information given out by the IRS telephone operators?

Telephone inquiries of 100 RS"customers are monitored daily at random by Xiangling Hu. Incidents of incorrect information or other nonconformities (such as impoliteness to customers) are recorded. The data for last week follow Day No. of Nonconformities 1 2 3 4 2 6 18 9 8 a) Using 3 standard deviations, the c-chart for the nonconformities is uc nonconformities (round your response to two decimal places)