Stem-and-leaf plot for final exam grades: Stem-and-leaf plot for final 7. | 9 8* | 1 8. | 589 9* | 4 9. | 889 10* | 011 10. | 55 11* | 044 11. | 68 final ------------------------------------------------------------- Percentiles Smallest 1% 79 79 5% 79 81 10% 81 85 Obs 19 25% 89 88 Sum of Wgt. 19 50% 100 Mean 99.73684 Largest Std. Dev. 11.6897 75% 110 114 90% 116 114 Variance 136.6491 95% 118 116 Skewness -.1492455 99% 118 118 Kurtosis 2.089388