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- can someone please help with this!I keep getting the wrong answers and I would really appreciate if you could find the right answers!
- 1.A business school claims that students who complete a 3-month typing course can type a mean of more than 1200 words an hour. A random sample of 25 students
- The local grocery store has two cashiers. The customers arrive at the checkout according to the Poisson distribution and the service times are based on