How much money does the average professional hockey fan spend on food at a single hockey game? That question was posed to 10 randomly selected hockey fans. The sampled results show that sample mean and standard deviation were $13.00 and $2.9, respectively. Use this information to create a 90% confidence interval for the mean. Express the answer in the form x + ta/2(s/). A) 13+ 1.812(2.9//10) B) 13 + 1.796(2.9//10) C) 13 + 1.833(2.9//10) D) 13 + 1.383(2.9//10)