Week 1 Questions and Solutions

Week 1 Questions and Solutions -...

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QNT/561 -Week 1 Questions and Solutions Chapter 3 Creek Ratz is a very popular restaurant located along the coast of northern  Florida. They serve a variety of steak and seafood  dinners . During the  summer beach season, they do not take reservations or accept “call ahead”  seating. Management of the restaurant is concerned with the time a patron  must wait before being seated for  dinner . Listed below is the wait time, in  minutes, for the 25 tables seated last Saturday night. A. Explain why the times are a population. The times are a population because here population is in waiting times B. Find the mean and median of the times. Mean = ∑X/n= 1021 / 25 = 40.84.  Median is the midpoint of the sorted  data  points which is  39.Range = max -  min= 67 - 23 = 42S.D. = √ ( (x - mean) 2 / (n-1))S.D. = 14.85 Σ Chapter 5  Solutions  
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P (A 1) = .20, P
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Week 1 Questions and Solutions -...

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