CHM 109 Sp 2007 Exam Key List

Exam 1:      section 001            section 002                 Grading comments: s.f.: significant figures, r.e.: rounding error

        students         38                         45                                    m.e.: math error or calc.: calculator error 

         range         6.4-17.4                7.1-17.8                                alg.: algebra error, awk.: awkward prose, ww: wrong word

         average       11.98                    13.30                                                  

              A's            3                          8                      Key areas for improvement: algebra, s.f., calculator use, organization, general preparation

              B+'s          3                          3                        Understanding (being able to draw) Hydrogen Bonds!!!

              B's            4                          8 (& 4 students just missed)

Exam 2:      section 001            section 002                 These values reflect the class composition after the drop.

        students        28                        40                             Key areas for improvement: algebra, s.f., calculator use, and remembering to read the exam questions

         range       5.2-17.7                 6.8-19.0                            and provide answers to those questions, not the related ones that were on the study guide.

        average      12.54                    13.40

             A's            5                          3

             B+'s          0                          4

             B's            5                        10