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19
550 Writing Recommendation Reports

15
Note that the writers use 6
a conservative design for 5 5.28 5.57
their bar graphs, with simple 4.9 4.78
two-dimensional bars, labels 4 4.07
presenting the data clearly, and
same-color bars. If there is no Mean Score 3
reason to use different colors,
don’t. 2
1
0
Q1 Q2 Q3 Q4 Q5
Questions
figure 3. attitudes of faculty not experienced with clickers
Markel_67948_19s-c
Appendix B, page 23, presents the raw data that are summarized in Figure 3.
Task 3. Research student attitudes
We received 8,576 responses to the questionnaire we made available to the
11,324 enrolled undergraduates. Figure 4 shows the responses:

$0
2%
<$60
19% <$20
23%
A pie chart is a good choice for
showing the relative proportions
of a small set of data that add <$40
up to a whole. Again, note that 56%
the writers set their software so
that the chart is a conservative
design. For the colors, they figure 4. Students’ attitudes toward Reasonable Price for a clicker
chose different saturations of
the same hue. For the data, Task 4. Research the physical characteristics of the lecture halls
they chose to present the Table 2 shows the questions we posed to Mr. Nickerson, the rationale for each
maximum dollar figures and the question, and Mr. Nickerson’s replies.
percentage for each possible
response to the question.

19_MAR_67948_Ch19_512-562.indd 550 11/29/11 3:36 PM