Scores on Problem Set 1 ------------------------------------------------------------- Percentiles Smallest 1% 0 0 5% 6 0 10% 9 3 Obs 105 25% 12 3 Sum of Wgt. 105 50% 15 Mean 12.68571 Largest Std. Dev. 3.282571 75% 15 15 90% 15 15 Variance 10.77527 95% 15 15 Skewness -1.966451 99% 15 15 Kurtosis 7.14138 Scores on Midterm Exam 1 ------------------------------------------------------------- Percentiles Smallest 1% 12 8 5% 15 12 10% 19 12 Obs 105 25% 28 13 Sum of Wgt. 105 50% 35 Mean 33.98095 Largest Std. Dev. 9.954687 75% 41 49 90% 45 49 Variance 99.09579 95% 48 50 Skewness -.5590348 99% 50 50 Kurtosis 2.562064 Scores on Problem Set 2 ------------------------------------------------------------- Percentiles Smallest 1% 3 3 5% 6 6 10% 6 6 Obs 92 25% 9 6 Sum of Wgt. 92 50% 9 Mean 8.706522 Largest Std. Dev. 1.262633 75% 9 9 90% 9 12 Variance 1.594243 95% 9 12 Skewness -1.509194 99% 12 12 Kurtosis 8.526307 Scores on Midterm Exam 2 ------------------------------------------------------------- Percentiles Smallest 1% 49 49 5% 51 50 10% 52 51 Obs 49 25% 60 52 Sum of Wgt. 49 50% 67 Mean 64.97959 Largest Std. Dev. 7.423189 75% 71 74 90% 73 75 Variance 55.10374 95% 75 75 Skewness -.5703275 99% 77 77 Kurtosis 2.324836 Cutoff levels (adjusted raw scores) for final grade distribution +------------------+ | totaladj grade | |------------------| 1. | 141 A+ | 2. | 128 A | 3. | 115 A- | 4. | 102 B+ | 5. | 91.1 B | |------------------| 6. | 77.1 B- | 7. | 68.7 C+ | 8. | 25.2 C | +------------------+