Check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion. There are 440 welders employed at the Weller Shipyards Corporation. A sample of 50 welders revealed that 35 had graduated from a registered welding course. Construct the 99% confidence interval for the proportion of all welders who graduated from a registered welding course. (Round the final answers to 3 decimal places.) The confidence interval is between 0.5331 and 0.8669