Question

question
a teacher put all her students quiz scores up on the dot plot below.

quiz scores
points
60
65
70
75
80
85
90
95
100

what was the range of test scores?

answer
attempt 1 out of 2
points
submit answer

Explanation:

Step1: Identify max and min scores

From the dot plot, the minimum score is 60 and the maximum score is 100.

Step2: Calculate the range

The formula for range is $Range = Maximum - Minimum$. Substituting the values, we get $Range = 100 - 60 = 40$.

Answer:

40