Question

This box plot displays information about the Geometry test scores for 25 students.

Test Scores
60 65 70 75 80 85 90 95 100 105
Based on the information in this box and whisker plot, which of the following statements is true? Select all that apply.
A The inner quartile range is 15
B The range is 100
c One student scored over 100%
D The inner quartile range is 35
E The range is 35
F The highest score on the test is 90
G 25% of the students scored between 75 and 90
H 25% of the students scored below 75
The range of the test scores is 35

Answer 1

C.) One student scored over 100

Explanation:

One of the scores was 105, which is a number more than 100.

A.) is not the answer because the IQR is 25, not 15

B.) is not correct because the range is 45, not 100

D.) is not correct because because the IQR is 25, nor 35

E.) is not correct because the range is 45, not 35

F.) is not correct because the highest test score is 105, nor 90

G.) is not correct because only 2/10 students scored between 75 and 90. 2/10 ≠ 25% (2/10 is not equal to 25%)

H.) is not correct because only 3/10 students scored below 75. 3/10 ≠ 25% (3/10 is not equal to 25%