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Scores turned in by an amateur golfer at the Bonita Fairways Golf Course in Bonita Springs,...

Scores turned in by an amateur golfer at the Bonita Fairways Golf Course in Bonita Springs, Florida, during 2011 and 2012 are as follows:

2011 Season 73 77 78 76 74 72 74 76
2012 Season 70 69 74 76 84 79 70 78
  1. Calculate the mean (to the nearest whole number) and the standard deviation (to 2 decimals) of the golfer's scores, for both years.
    2011
    Mean
    Standard deviation
    2012
    Mean
    Standard deviation

  2. What is the primary difference in performance between 2011 and 2012?
    - Select your answer -The mean score was higher in 2011The mean score was higher in 2012The variation in scores was higher in 2011The variation in scores was higher in 2012Item 5

    What improvement, if any, can be seen in the 2012 scores?
Math   Statistics-And-Probability   
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