There are 300 welders employed at Maine Shipyards Corporation. A sample of 30 welders revealed that 18 graduated from a
Posted: Sun Sep 05, 2021 5:13 pm
There are 300 welders employed at Maine Shipyards Corporation. A
sample of 30 welders revealed that 18 graduated from a registered
welding course. Construct the 95% confidence interval for the
proportion of all welders who graduated from a registered welding
course. (Use t Distribution Table & z
Distribution Table.) (Round your answers to 3 decimal
places.)
a) The confidence interval is between ______
and ______.
sample of 30 welders revealed that 18 graduated from a registered
welding course. Construct the 95% confidence interval for the
proportion of all welders who graduated from a registered welding
course. (Use t Distribution Table & z
Distribution Table.) (Round your answers to 3 decimal
places.)
a) The confidence interval is between ______
and ______.