The graph shows the average costs of room and board per year at four-year colleges for four selected years. You randomly select 40 four-year private colleges in 2017. What is the probability that the mean costs of room and Average Cost of Room and Board at Four-Year Colleges 16000- 14000- Public Colleges 12000-Private Colleges10,672 10000- IL264 8170 8000 5861 5848 7402 6000975369 4000- 2000- board is between $11000 and $11500? 2011 2013 2015 2017 Ending Year in School Year Assume that o = $1200. Provide a screenshot of the online calculator to support your solution. Average Cos(S)

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