Exam (elaborations)
DeVry University, Naperville MATH 221 Math 221 Week 7 Quiz
- Course
- Statistics Math 221
- Institution
- Devry University
Question 1 2 / 2 pts (CO6) From a random sample of 55 businesses, it is found that the mean time that employees spend on personal issues each week is 5.8 hours with a standard deviation of 0.35 hours. What is the 95% confidence interval for the amount of time spent on personal issues? (5.74, ...
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