Section 9 Practice Test Review
Name:
Some students at Westside High School were asked the number of days they missed this quarter. The results are
as follows
2. 11, 1, 3, 5, 8, 7, 12, 4, 3, 3, 3, 5, 3, 1, 9, 5, 10, 3, 7, 3, 6, 1, 2, 7, 1,8
Use the data to fill in the box-and-whisker plot below.
2
Match the word to the best description.
A. Minimum
B. Maximum
C. First Quartile
D. Third Quartile
E. Median
Median of the upper half of the data set
Lower 25% of the data
Middle value when the data is ordered from least to greatest
Smallest data value
_ Largest data value
3
The box and whisker plots show the test scores of your class and a friend's class. Use the box plots to answer the
following questions.
Your class
Friend's class
+ + + +
55 60 65
Which class has the higher median?
+
75
+
80
+
85
+
90
+
95
Test
Score
70
100
Which class has the greater IQR?
The middle 50% of your class test scores fall between
and
Your class test scores are
a. normally distributed
b. skewed right
c. skewed left
Your friend's class test scores are
a. normally distributed
b. skewed right
c. skewed left