4. Webster Chemical's nominal weight for filling tubes of caulk is 8.00 ounces \pm 0.60 ounces. The target process capability ratio is 1.33 . The current distribution of the filling process is centered on 8.054 ounces with a standard deviation of 0.192 ounces. Compute the process capability ratios $\mathrm{C}_{\mathrm{p}}$ and $\mathrm{C}_{\mathrm{pk}}$ to assess whether the filling process is capable and set properly.

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