Are there any outliers? What effect might the outliers have on your calculations?

78 83 86 67 67 11 11 5 13 17 82 71 77 81 9 10 13 11 92 62 84 92 13 14 18 8 86 74 95 73 20 16 6 12 66 84 82 88 8 15 8 16 76 90 58 75 13 7 12 8 Mean 78.76 Mean 11.52 Median 81 Median 11 Mode 86 Mode 11 Standard Deviati 9.837343815 Standaed Devic 3.731844941 Q1 73 Q1 8 Q3 86 Q3 13 Interquatile Rat 13 Interquatile Ral 5