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A non-coercive, menu driven grading scheme, Exercises of Inorganic Chemistry

An unpleasant aspect of the traditional lecture course and grading scheme is the coercion created by mandatory, rigidly scheduled homework and examinations.

Typology: Exercises

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Literature Cited
DactorateRem&File,Commisrionon
HumanRamuaa.NstionalR48earchCounci1,
Washindon. DC.
1982.
A
Noncoercive, Menu-Driven Grading Scheme
Kenneth
S.
Suslick
University of Illinois, Urbana,
IL
61801
An unpleasant aspect of the traditional lecture course and
grading scheme is the coercion created by mandatory, rigidly
scheduled homework and examinations. The consequent lack
of control engenders anxiety and avoidance behavior in stu-
dents, which interferes with an effective learning process
(1-4). One response to this situation is the Keller
Plan
(5-13),
which provides a self-paced, individualized program without
deadlines or one-shot evaluations. Such aw~roaches have not,
approach to reducing the coercive aspects of the grading
proeess developed for
use
in both undergraduate and graduate
courses is described in this paper.
I have used a versatile point system for grade assignments
that allows students to choose the type of performance to he
evaluated. Table
1
presents the typical menu presented to the
students at the start of classes; this specific one has been used
in ow iunior-senior undermaduate inoreanic chemistrv course
however, significantly displacrd the traditional lecture-exam (enroliment
-50).
obvious variations oi'the menu rh'ires ran
structure (1.1,. Thr reasons ior this include inherent aradt: milk? this srhrmr avplicable tu both more and less xivanred
mflation (I1
J,
deteriorarion of sturlrnt-faculty inter&tim
(121,diminutionof student curiosity (12),and lnrkof i~hlertive
improvement in student performance (11). Another attempt
to remove evaluation traumas is creditlno-credit grading.
Multiple problems, however, preclude its widespread use: the
difficulties of outside transcript evaluation, loss of motivation,
and lack of teacher-to-student feedback (15).
A
different
Table
1.
Point System
Menu
Maximum
DBscrlolion Earnable Points'
1) Weekly Homework 15 each
2)
Critical Review
of
Literature Article lrecem
30
each
(limit
of
31
relevant article chosen
by
instructor):
500-1000
words
3) Term Paper (possible topics chosen
by
150
instructor); >2500 words. >20 references.
4) Mock
Research Prooosa
(hl
S
F
format.
150
POSS
ble toptcs
oy
negotlatnon,.
2000
2500
words
Bibliographic Projects
5) Citation
Search
of
assigned article
10
each
(limit
of
2)
6)
Author Search
of
assigned author
10
each
(limit
of
2)
71
Term Paper Bibliography
(full
citation including 30
(limit
of
1)
title
and
library call number; no patents or
theses: all papers
within
past 3 y): >30
citations
halPres~nfati0ns
8)
Class Presentation
on
Text
Material
(20
mi")
50
(limit
of
1)
9)
Anendance
of
Depammai Inorganic Seminar
5
each
(1-p. write-up on
why,
what, and how)
Examinations
10) Three
I-h
exams (each covering 113
of
100
each
(limn
of
3)
lectured material)
NO
hble
Wb.
Term
papets.
crnical
reviews.
etr..
must
be
on
separate
mpics.
To
receive
an
A.
~1
lead
120
pmts
mud
be
earned
before
me
second
exam.
All
work
must
be
received
rm
later
than
the
last
dsy
d
class.
level courses (it ha; been repeatedly used, for example, in a
graduate special topics course). The versatility of this
menu-driven grading scheme is clear. The student retains the
control of choice, timing, and level of effort, while the in-
structor controls the quality evaluation.
There are no specific options required from the menu and,
within a broad ranee. no snecific noint distribution mandated.
Students are initi& incredulo~~at this, since even the exams
themselves are optional. The beauty of menu-driven grading,
however, is that the vast majority of students still opt
to
take
exams and still studv to nerform well on them
of
their own
. .
choice as part of their coursework strategy. Similarly, exam
~erformance becomes onlv one
c or ti on
of the overall evalua-
tion of achievement. In one semester of the undergraduate
inorganic chemistry course, the observed distribution of effort
was'7.46 homework sets/&udent out of
11
(i.e.,
68%),
1.50
critical reviewslstudent, 0.33 term papers or research pro-
posalslstudent, 2.94 citation or author searcheslstudent, 0.94
bibliographieslstudent, 0.23 class presentationslstudent, 1.23
departmental seminar attendanceslstudent, and 2.90 hour
examslstudent.
With the menu-driven srhrmr, the instructor may mnintnin
very hixh standards without adversely nlfrcting class morale.
The followinr nolirv statrment. for exainolr. has hrrn usrd
to good effect:
'
-
The level of sophistication of presentation, term papers, etc., is
expected to increase as the semester progresses; grading criteria
will
also
become more sophisticated. Thus, early submission is
strongly encouraged. The criteria applied
to
any
one
piece
of
work
may well be tougher than you have previously encountered. This
is intentional and will be applied evenly to all.
The grading criteria can be quite stringent; on the average,
submitted material received only half of the maximum pos-
sible points allotted in the Table
1
menu. The distribution of
final grades is set by the instructor based on the total point
distributions. It is helpful, however, to set a point total that
willguarantee an A, while noting that totals below that level
may also receive A's dependingbn the class's performance.
With the point scheme shown in Table 1,400 points in a se-
mester is a verv hieh hut attainable eoal. In one semester of
.
..
a
juniorlienior undcrgraduatc inurganic course, for example,
19";
received
2
100
ouints. and in fact the lowest A had onlv
366 points; the
B
rkge w& 351-261; the
C
range was 242-208;
408
Journal of Chemical Education
pf2

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Literature Cited DactorateRem&File,Commisrionon^ HumanRamuaa.NstionalR48earchCounci1, Washindon.DC. 1982.

A Noncoercive, Menu-Driven Grading Scheme

Kenneth S. Suslick

University of Illinois, Urbana, IL 61801

An unpleasant aspect of the traditional lecture course and grading scheme is the coercion created by mandatory, rigidly scheduled homework and examinations. The consequent lack of control engenders anxiety and avoidance behavior in stu- dents, which interferes with an effective learning process (1-4). One response to this situation is the Keller Plan (5-13), which provides a self-paced, individualized program without deadlines or one-shot evaluations. Such aw~roacheshave not,

approach to reducing the coercive aspects of the grading proeess developed for use in both undergraduate and graduate courses is described in this paper. I have used a versatile point system for grade assignments that allows students to choose the type of performance t o he evaluated. Table 1 presents the typical menu presented to the students at the start of classes; this specific one has been used in o w iunior-senior undermaduate inoreanic chemistrv course however, significantly displacrd the traditional lecture-exam (^) (enroliment -50). obvious variations oi'the menu rh'ires ran structure (1.1,. T h r reasons ior this include inherent aradt: milk? this srhrmr avplicable tu both more and less xivanred mflation (I1 J , deteriorarion of sturlrnt-faculty inter&tim (121,diminutionof student curiosity (12),and lnrkof i~hlertive improvement in student performance (11). Another attempt to remove evaluation traumas is creditlno-credit grading. Multiple problems, however, preclude its widespread use: the difficulties of outside transcript evaluation, loss of motivation,

and lack of teacher-to-student feedback (15). A different

Table 1. Point System Menu Maximum DBscrlolion Earnable Points'

  1. Weekly Homework 15each
  2. Critical Review of Literature Article lrecem 30 each (limit of 31 relevant article chosen by instructor): 500-1000 words
  3. Term Paper (possibletopics chosen by 150 instructor);>2500 words. >20 references. 4) Mock Research Prooosa (hl S F format. 150 POSS ble toptcs oy negotlatnon,. 2000 2500 words BibliographicProjects
  4. Citation Search of assigned article 10 each (limit of 2)
  5. Author Search of assigned author 10 each (limit of 2) 71 Term Paper Bibliography (full citation including 30 (limit of 1) title and library call number; no patents or theses: all papers within past 3 y): > citations halPres~nfati0ns
  6. Class Presentation on Text Material (20 mi") 50 (limit of 1)
  7. Anendance of Depammai Inorganic Seminar 5 each (1-p.write-up on why, what, and how) Examinations
  8. Three I-h exams (each covering 113 of 100 each (limn of 3) lectured material) NO h b l e Wb.Term papets. crnical reviews. etr.. must be on separate mpics. To receive an A. ~1 lead 120 pmts m u d be earned before me second exam. All work must be received rm later than the last dsy d class.

level courses (it ha; been repeatedly used, for example, in a graduate special topics course). The versatility of this menu-driven grading scheme is clear. The student retains the control of choice, timing, and level of effort, while the in- structor controls the quality evaluation. There are no specific options required from the menu and, within a broad ranee. no snecific noint distribution mandated. Students are initi& i n c r e d u l o ~ ~ a tthis, since even the exams themselves are optional. The beauty of menu-driven grading, however, is that the vast majority of students still opt to take

exams and still studv to.. nerform well on them of their own

choice as part of their coursework strategy. Similarly, exam ~erformancebecomes onlv one c or ti on of the overall evalua- tion of achievement. In one semester of the undergraduate inorganic chemistry course, the observed distribution of effort was'7.46 homework sets/&udent out of 11 (i.e., 68%), 1. critical reviewslstudent, 0.33 term papers or research pro- posalslstudent, 2.94 citation or author searcheslstudent, 0. bibliographieslstudent, 0.23 class presentationslstudent, 1. departmental seminar attendanceslstudent, and 2.90 hour examslstudent. With the menu-driven srhrmr, the instructor may mnintnin very hixh standards without adversely nlfrcting class morale. The followinr nolirv statrment. for exainolr. has hrrn usrd

to good effect: ' -

The level of sophistication of presentation, term papers, etc., is expected to increase as the semester progresses; grading criteria will also become more sophisticated. Thus, early submission is strongly encouraged. The criteria applied to any one piece of work may well be tougher than you have previously encountered. This is intentional and will be applied evenly to all. The grading criteria can be quite stringent; on the average, submitted material received only half of the maximum pos- sible points allotted in the Table 1 menu. The distribution of final grades is set by the instructor based on the total point distributions. I t is helpful, however, to set a point total that willguarantee an A, while noting that totals below that level may also receive A's dependingbn the class's performance. With the point scheme shown in Table 1,400 points in a se-

mester is a verv hieh hut attainable. .. eoal. In one semester of

a juniorlienior undcrgraduatc inurganic course, for example, 19"; received 2 100 ouints. and in fact the lowest A had onlv 366 points; the B r k g e w& 351-261; the C range was 242-208;

408 Journal of Chemical Education

and the D range 195-180. The overall grade distribution ran a B- averaee (2.814.0). The intent of this grading scheme is multiple: first, to reduce the coercive elements of traditional aradine: second. to allow the instructor to set extremely highstandards without pro- vokinr undue student hostilitv: third, to allow each student greater flexibility in scheduling his orher effort; and fourth, to broaden the experiences associated with and evaluated during the course. By allowing the student to plan his or her own effort in a nonmandatory fashion, a major coercive aspect of grading has been removed. Furthermore, the element of interstudent competition is greatly reduced. Students no longer see themselves as earning their A on the back of

someone else's C. Each student has his or her independent

eoals set bv him- or herself and evaluated bv the instmctor

Table 2. Student Preference Survey Resuns

  1. Compared to M e traditional format of grading based solely on midterm and final exams and homework, I prefer 10% traditional: 74% point system; 16% neutral.
  2. 1 wwk harder under 16% traditional: 55% point system: 29% neutral.
  3. 1 find lhese grading formats to be (1 = inflexible. .. 5 =flexible) 1.71traditional: 4.55 point system.

4) 1 find these fwmats to be (1 = very coercive... 5 = nonwercive)

2.23 traditional: 3.58 point system.

4) On an absolute scale i rate these fwmats as (1 = poor... 5 = excellent)

2.51 traditional; 3.74 point system.

  • ~^ -^ ----~^ ~--.~.~.- on its own merits. By setting a point value for a guaranteed A a t a verv hieh level of effort. the instructor sets averv. high - standard for t h e students, h& also allows moderation to a more realistic standard for the determination of the final grades. The flexibility in timing permits students to make their own priority decisions and increases their sense of con- trol. Finally, by drawing in a variety of different experiences to be part of the menu scheme, the course better reflects the reality of a practicing chemist than does the traditional lec- ture-exam format. The potential disadvantages of the menu-driven scheme may include greater paperwork for the instructor and loosided dislributiun of student effort.The greatereffort requi;ed hy the instructor, in fact, is rather minimal. Preselection of ar- ticles and authors for student review limits the range of lit- erature with which the instructor needs to be familiar. The use of a microcomputerized spreadsheet can greatly facilitate bookkeeping. Of greater concern is the possibility of anunfair evaluation of a student based on an uneven distribution of effort. However, the broad limits set in the Point System Menu minimize this possibility. It may bother some instruc- tors that the exams are not required. As noted earlier, how- ever, students nearlv alwavs take the exams anvwav. In". een-.. ernl, the menu scheme pn);.idw an even distribution of effort with a broader ranae of. student activities than does tradit~ond grading. T o evaluate the impact of the menu-driven grading scheme, a Likert scale survey WHS given t o a class ofjunior nnd senlor undergraduates ( n = 58). The results are shown in 'l'ahle 2.

This ooll is clearlv limited in scooe and a t best onlv semi- quan&ative. ~one"theless,it clearl; highlights the adv&tages of the menu-driven grading scheme and its effect on student morale. The menu-driven scheme is the preferred choice by each of the followina criteria: relative student oreference. absolute ranking, s t ~ & n teffort, flexibility, or c&clveness:

It is most striking that students referred the menu-driven

scheme to the traciitional grading format by greater than seven to one!

Acknowledgment The author is a Sloan Research Fellow and recipient of an N.LH. Research Career Development Awards.

Literature Cited (1) Ahmm, J. S.,and Clock. M. D.. "Evaluating Pupil CmwUI: Prineiplu ofTests and Measurements." 4th ed..Allyn andBaeon, Boston, 1911. (2) Karme1.L. J.. and Ksmel,M.0.. "Measurement and Evaluation in the %hook." 2nd ed., MaeMillan, New Yark, 1978. (3) Palmer, D. J., and Willson, V., Canfam~. Educ. Wyeh., 7,334 (1982). (4) Meredith,G.M..Psychoi.Rep..SO,1142(1982). (5) Ke11er. F. S.,J. A p p I B e h a ~ i w Andy& I, 79 (1968). (6) White, J. M., Close. J. S., and McAliialar, J. W.. J. CHEM. EouC., 49,772 (1972). (7) Eggleston,A.,andBrintzinger,H. H., J. CHEM.EDUC.,~%G(1973). ( 8 ) Kissling, R L., J. CHEM. EDUC.,50.7 (19731. (9) Leo, M. W.. J. CHEM. Eouc., 50.49 (1973). (10) Lewis, D. K., and Wolf, W. A,. J. CHEM. EDuc.,50.51 (1973). (11) H&ick,J. L.,J.CrnM.E~~~.,52,65(1975). (12) Silkmsn.R..J.C H ~ M .EDUC.,55.97 (1978). (13) Findlay, T. J. V., and Lark, P. D., Chem Awf., 45,219 (1978). (14) Hung, N. C.. J. CHEM EDUC, 53.565 (1976). (15) Suddick, D. E.,and Kelly, R. E., J E w t. Edur., 50.88 (19821.

Volume 62 Number 5 May 1985 409