A random sample of $1 Trifecta tickets at a local racetrack paid the following amounts (in dollars and cents). Is there sufficient evidence to conclude that the average Trifecta winnings exceed $50? Use α = 0.10. Assume the variable is normally distributed.

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141.00 48.60 72.70 32.40 75.30 19.00 59.20 190.10 8.90 70.20 15.00 83.00 29.10