Examine the following p chart for defective car batteries and briefly describe the action that should be taken.

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Proportion 0.13- 0.12 0.11- 0.10- 0.09 0.08 T UCL=0.12338 P=0.0858 0.07 0.06 0.05 0.04 N. 3 4 5 6 7 8 9 Sample E- 10 LCL=0.04822