WorksheetsYear 9 Statistics Review
Total questions: 17
Worksheet time: 35mins
Name
Class
Date
1.
What is the interquartile range?
a)
4
b)
6
c)
2
d)
8
2.
Which restaurant has a higher median wait time?
a)
Lucy's Steakhouse
b)
Gary's Grill
c)
They are the same
3.
Which of the following best describes the process of finding the interquartile range for a set of data?
a)
Add the biggest and smallest numbers.
b)
Place the numbers in order from least to greatest and find the middle.
c)
Find the difference between the maximum and the minimum.
d)
Subtract Q1 from Q3.
4.
Mr. Fisk, Ms. Martinez, and Mrs. Smeltzer, gathered every 6th grade math score on the test they took, which is shown in the box plot above. What is the third quartile score the 6th grade students received?
a)
64
b)
70
c)
84
d)
72
5.
How many total people took the survey?
a)
50
b)
150
c)
100
d)
200
6.
12. What percentage of the data is between 40 and 150?
a)
25 %
b)
50%
c)
75%
d)
100%
7.
What is the overall shape of the graph?
a)
Approximately Symmetrical
b)
Skewed left
c)
Skewed right
8.
What is this type of graph called?
a)
Frequency Line Graph
b)
Frequency Diagram
c)
Bar Chart
d)
Frequency Polygon
9.
What is the modal group?
a)
1.50 - 1.60 m
b)
1.60 - 1.70 m
c)
1.50 - 1.60 m and 1.60 - 1.70 m
d)
1.50 - 1.70 m
10.
Give an estimate for how many people were taller than 1.63 m ?
a)
12
b)
9
c)
27
d)
22
11.
Approximately how many items were longer than 34 cm?
a)
None
b)
8
c)
7.5
d)
7
12.
How many people were aged between 40 and 60?
a)
16
b)
5
c)
22
d)
21
13.
What is the Upper Quartile Length?
a)
28 cm
b)
30 cm
c)
33 cm
d)
20 cm
14.
Approximately how many items were longer than 34 cm?
a)
None
b)
8
c)
7.5
d)
7
15.
How many students scored 40% or below on the test?
a)
21
b)
22
c)
20
d)
15
16.
What is the highest number of goals scored?
a)
5
b)
8
c)
1
d)
6
17.
What is the shortest amount of time that a Year 11 spend on their homework?
a)
15 minutes
b)
45 minutes
c)
5 minutes
d)
1 minute
100 %
