Reading Japanese books. Refer to the Reading in a Foreign Language (Apr. 2004) experiment to improve the Japanese reading comprehension levels of University of Hawaii students, Exercise. Fourteen students participated in a 10-week extensive reading program in a second-semester Japanese language course. The number of books read by each student and the student’s grade in the course are listed in the next table and saved in the JAPANESE file.
a. Construct a stem-and-leaf display for the number of books read by the students.
b. Highlight (or circle) the leaves in the display that correspond to students who earned an A grade in the course. What inference can you make about these students?
Number of Books | Course Grade |
53 | A |
42 | A |
40 | A |
40 | B |
39 | A |
34 | A |
34 | A |
30 | A |
28 | B |
24 | A |
22 | C |
21 | B |
20 | B |
16 | B |
Source: Hitosugi, C. I., and Day, R. R. “Extensive reading in Japanese.” Reading in a Foreign Language, Vol. 16, No. 1, Apr. 2004 (Table). Reprinted with permission from the National Foreign Language Resource Center, University of Hawaii.
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