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Stem and Leaf

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

This stem and leaf diagram shows the ages of a group of people.How many people are there in the group?

a)

12

b)

10

c)

16

d)

11

2.

This stem and leaf diagram shows the ages of a group of people. How old is the youngest member of this group?

a)

14

b)

10

c)

15

d)

1

3.

This stem and leaf diagram shows the ages of a group of people. How old is the oldest member of this group?

a)

44

b)

40

c)

50

d)

4

4.

This stem and leaf diagram shows the ages of a group of people. How many people in this group are younger than 20?

a)

3

b)

8

c)

4

d)

5

5.

This stem and leaf diagram shows the ages of a group of people. How many people in this group are older than 25?

a)

7

b)

4

c)

8

d)

5

6.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. How many flowers does she have?

a)

19

b)

20

c)

6

d)

18

7.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. What is the height of the shortest flower?

a)

9cm

b)

1cm

c)

12cm

d)

0.9cm

8.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. What is the height of the tallest flower?

a)

5cm

b)

5.3cm

c)

53cm

d)

50cm

9.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. How many flowers have a height of 14cm?

a)

3

b)

1

c)

0

d)

2

10.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. How many flowers are taller than 40cm?

a)

5

b)

2

c)

7

d)

6

11.

This stem and leaf diagram shows the heights of Mrs Smith's flowers. What fraction of the flowers are shorter than 20cm?

a)

7/19

b)

9/20

c)

7/20

d)

6/19

12.

This stem and leaf diagram shows the marks achieved by students in Mrs Turner's class. How many boys are in the class?

a)

11

b)

5

c)

12

d)

16

13.

This stem and leaf diagram shows the marks achieved by students in Mrs Turner's class. How many girls are there in the class?

a)

11

b)

5

c)

22

d)

16

14.

This stem and leaf diagram shows the marks achieved by students in Mrs Turner's class. What was the highest mark in the class?

a)

47

b)

109

c)

45

d)

29

15.

This stem and leaf diagram shows the marks achieved by students in Mrs Turner's class. How many students got more than 24 marks?

a)

14

b)

16

c)

15

d)

12

16.

What mistake has been made when making this stem and leaf diagram? In the next question, you will be asked to explain this choice.

a)

The stem should only have one number in it.

b)

The key is incorrect.

c)

There is a number missing.

d)

There are no mistakes - the stem and leaf diagram is correct.

17.

What is the Maximum data item on this stem and leaf plot?

a)

56%

b)

88%

c)

94%

d)

8122348%

18.

What is the Mode of this data?

a)

96

b)

97

c)

68

d)

802

19.

What is the Minimum data item?

a)

0

b)

71

c)

5

d)

23

20.

What is the Mode of this data?

a)

74

b)

56888

c)

68

d)

45

21.
How many students scored full marks on the test?
a)
0
b)
2
c)
6
d)
1
22.
What is wrong with this stem and leaf diagram?
a)
Nothing- it's all correct.
b)
The order.
c)
It's missing a key.
d)
The title.
23.
1. Which of the following best describes the process of finding the range for a set of data?
a)
ADD the biggest and smallest numbers
b)
Place the number in order from least to greatest then find the middle.
c)
Find the difference between the Maximum and the Minimum.
d)
Find the average.
24.
What does 8|9 represent?
a)
8.9
b)
890
c)
89
d)
8
25.
What is the range of the data shown in the stem and leaf plot?
a)
40
b)
56
c)
136
d)
96