We will discuss scatter diagrams, which are used to study the relationship between two variables, such as the students' final exam score and final grade in Smith's Math 10 class (see Figure 14.17).

Figure 14.17

Approximately what is the lowest final exam score received by a student awarded a final grade of \(\mathrm{C}\) or better?
A. \(50 \%\)
B. \(55 \%\)
C. \(60 \%\)
D. \(65 \%\)

Transcribed Image Text:

Final exam scores (percents) 100 90 80 70 60 50 I X X 45 50 F X X X X X X 55 D X X X 60 65 X X 70 Class grade 75 X X 80 B X 85 A 90