A new process has just been established on Jianli$$ Hu's assembly line. The process is supposed to place $4$ grams of a deep red coloring in each bottle of nail polish with an upper specification limit of $4\mathrm{.}30$ grams and a lower specification limit of $3\mathrm{.}70$ grams. Although the mean is $4$grams$,$ the standard deviation is $0\mathrm{.}06$ grams. What is the Upper C Subscript pk of the new$$ process?

Part $2$

The Upper C Subscript pk of the new process is

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enter your response here $($enter your response rounded to two decimal$$ places$).$