Problem 3
A manufacturer wants to compare the number of defects on the day shift with the number on the evening shift. A sample of production from recent shifts showed the following defects:
Day Shift 4 7 6 5 8 6
Evening Shift 7 9 6 10 8 11 13 8
The objective is to determine whether the mean number of defects on the night shift is greater than the mean number on the day shift at the 95% confidence level.
Get Answers For Free
Most questions answered within 1 hours.