Question 7 of 9
A typing/keyboarding teacher surveys his students to find out how many mistakes they make compared to their
typing speed. The table shows the results of his study. Choose an appropriate data display and draw the graph
Based on this data, what is the best estimate for the number of mistakes that would occur if a student typed 35
words per minute?
Speed (wardspar minute) 10 20 30 40 50
Mistakes
34 9 12 13
O6 mistakes
Ma
4
4.2 mistakes
Mitak
304
Words per minute
13.5 mistakes
[uf
Sirac
10 20 30
Typing speed