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According to Statistical Abstract of the United States, 2012, average salary (in dollars) of primary school...

  1. According to Statistical Abstract of the United States, 2012, average salary (in dollars) of primary school classroom teachers in the United States varied among states with a five number summary of minimum = 31,418, Q1 = 35,548, median = 38,140, Q3 = 42,102, maximum = 55,209. (12 pts).
  1. Find and interpret the range and interquartile range





  2. Sketch a box plot, marking the five-number summary on it




  1. Would the box plot show any potential outliers? Explain.




  1. The mean salary is 39,303, and the standard deviation is 5355. For these data, does any state have a z-score that is larger than 3 in absolute value? Explain.


Math   Statistics-And-Probability   
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