F08%20EXAM%201%20comments

F08%20EXAM%201%20comments - BioG 1101 Cornell University...

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BioG 1101 Exam 1 Comments 2008 Cornell University Cole Gilbert Oct. 2., 2008 1 EXAM 1 COMMENTS Mean and standard deviation will be posted tomorrow after regarding your exam sheets Average score = 33.01 out of a possible 43 points (= 76.76%) Standard deviation = 4.82 points (11.2%) This first prelim will count for about 18% (9 lectures) of your final grade in BioG 1101 Answers: (including alternatives accepted in Bold ) Prelim 1 – 2008 Answer Key 1) D 1 pt 11) B 1 pt 21) E 1 pt 31) E 1 pt 2) C E 1 pt 12) D 1 pt 22) B 1 pt 32) D 1 pt 3) C 1 pt 13) E 1 pt 23) C 1 pt 33) E 1 pt 4) D 1 pt 14) C 1 pt 24) all 1 pt 34) A 1 pt 5) D 1 pt 15) C 1 pt 25) C 1 pt 35) C 1 pt 6) D 1 pt 16) D B 2 pts 26) A 1 pt 36) B 1 pt 7) C 1 pt 17) D 1 pt 27) D 1 pt 37) A E 1 pt 8) B 1 pt 18) B 1 pt 28) B C 2 pts 38) B 1 pt 9) D 2 pts 19) B 1 pt 29) C 1 pt 39) B 2 pts 10) E 1 pt 20) C 1 pt 30) D 1 pt Check your grade. A copy of your op-scan “bubble” sheet will be handed back to you in laboratory next week. Make sure that you go over your answers with the above answer key to be sure that your score agrees with our records. It is your responsibility to report any errors to the office in 1140 Comstock Hall. Please be aware that the op-scan machine rarely makes mistakes, so double check if you think your test is scored incorrectly. General comments. About 80 students attended the oral comment session for the exam, held on Friday, September 26, 2008, and made excellent comments about the exam and the wording of several of the questions. The comments were all carefully noted by me and Mark Sarvary. Additionally, the course office and I have received over 60 handwritten or email comments from students, some of whom were unable to attend the comment session on Friday. At the comment session, the dialog ranged from a vigorous debate over scientific and technical issues to idiosyncratic interpretations of some choices. I was impressed by the clarity and logic behind many of these queries and comments, and as you will see in the comments below, I have accepted alternative answers in some cases, but not all. When I was persuaded that there was a valid case for misinterpretation of the question, or an alternative that I had not previously considered, I have accepted alternative answers. In some cases, I have accepted an alternative answer because neither I nor the text covered a particular concept necessary. Sometimes, I accepted an alternative because it was worded in such a way as to be unclear. I value reasoning in the classroom, in my laboratory, and among my scientific colleagues. In all cases where you have provided feedback, I appreciate the
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BioG 1101 Exam 1 Comments 2008 Cornell University Cole Gilbert Oct. 2., 2008 2 time you took to give it, since it is the feedback like this that ultimately leads to better teaching, less confusing exams, and better understanding. I thank all students who took the time to provide written comments or attend the oral review. What does your grade mean?
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F08%20EXAM%201%20comments - BioG 1101 Cornell University...

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