For a sample of 6 companies, annual gross income (thousands) and average monthly expenditures on office supplies were recorded:

Income 5.0 21.7 42.8 62.9 84.3 100.6

Office supplies 9.25 36.72 75.09 100.24 190.67 272.44

For companies with annual gross income of $52,540, what is the upper limit of the 95% confidence interval of monthly expenditures on office supplies rounded to the nearest dollar?

 

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