The range of test scores is 40 points, calculated by subtracting the lowest score (60) from the highest score (100):
100 - 60 = 40.
A teacher put all her students' quiz scores up on the dot plot below.
QUIZ SCORES
60….
65..
70
75..
80.
85……
90.
95..
100…
Points
What was the range of test scores?
1 answer
1 answer