The graphs below show the test scores for students in different subject areas and the time the students spent studying
for the tests.
Math Scores vs. Hours Spent Studying
100 x
8882889822
Test Score
90-
80
70
60
50
40
30
20-
10-
0.5 1 1.5 2 2.5 3 3.5 4 4.5
Hours Spent Studying
Spelling Scores vs. Hours Spent Studying
Science Scores vs. Hours Spent Studying
100 I
90
Test Score
888888888
80
70
60
50
40
30
20-
10
0.5 1 1.5 2 2.5 3 3.5 4 4.5
Hours Spent Studying
History Scores vs. Hours Spent Studying
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