Stem and Leaf: Fluency and Exam Drill - Worksheets, Questions and Revision

12 original exam-style questions - 7 pages of questions with a full mark scheme - free printable PDF.

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GCSE · Handling Data

2.16D Stem and Leaf: Fluency and Exam Drill

EDEXCEL Edexcel 1MA1 · Calculator allowed · about 55 minutes
Total Marks
Name: _______________________________    Date: ____ / ____ / ______
Answer ALL questions. Show all your working.
1
The stem and leaf diagram shows the ages of visitors to a small museum.
StemLeaf
02 5 8
11 4
20 3

Write down the smallest age.
(Total for Question 1 is 1 mark)
2
Given the stem and leaf diagram for test scores:
StemLeaf
46 8
50 2 7
61

Write down the largest score.
(Total for Question 2 is 1 mark)
3
Complete the stem and leaf diagram for the data: 33, 30, 37.
StemLeaf
3____

Write the leaf values in order.
(Total for Question 3 is 1 mark)
4
A stem and leaf diagram shows the number of books read by students:
StemLeaf
04 6
12 3 9

How many students are shown in the diagram?
(Total for Question 4 is 1 mark)
5
Here is part of a stem and leaf diagram for temperatures (degrees Celsius):
StemLeaf
23 5 9
30 _

One value is missing from the leaf for stem 3. The full data set is {23, 25, 29, 30, 33}. Fill in the missing leaf.
(Total for Question 5 is 1 mark)
6
The stem and leaf diagram shows the scores in a class test.
StemLeaf
51 3 8
60 2 4 9

a) Write down the median score.
b) Write down the mode of the scores.
(a)Write down the median score.(2)
(b)Write down the mode of the scores.(1)
(Total for Question 6 is 3 marks)
7
The stem and leaf diagram shows travel times (minutes) for a sample of journeys.
StemLeaf
95 7 8
101 4
110 2

Work out the range of the travel times.
(Total for Question 7 is 2 marks)
8
A survey recorded the number of goals scored by junior teams in a season. The stem and leaf diagram is:
StemLeaf
02 2 5
10 3 4 4

a) How many teams scored fewer than 10 goals?
b) Calculate the interquartile range (IQR).
(a)How many teams scored fewer than 10 goals?(1)
(b)Calculate the interquartile range (IQR).(3)
(Total for Question 8 is 4 marks)
9
The stem and leaf diagram shows the number of texts sent by a group of teenagers in one evening.
StemLeaf
04 8 9
10 3 4 7
21

Work out the mean number of texts sent.
(Total for Question 9 is 2 marks)
10
The stem and leaf diagram shows the number of pages read by a group of students in a week.
StemLeaf
25 6 8
30 2 2 5
41

a) Work out the median number of pages.
b) Work out the range.
(a)Work out the median number of pages.(2)
(b)Work out the range.(1)
(Total for Question 10 is 3 marks)
11
Here are two stem and leaf diagrams showing the times (minutes) taken by two teams to complete a puzzle.

Team A
StemLeaf
12 5 8
20 3

Team B
StemLeaf
14 6 9
21 5

a) Work out the median time for Team A.
b) Work out the median time for Team B.
c) State which team was generally faster, giving a reason.
(a)Work out the median time for Team A.(1)
(b)Work out the median time for Team B.(1)
(c)State which team was generally faster, giving a reason.(2)
(Total for Question 11 is 4 marks)
12
The stem and leaf diagram shows the number of pets owned by families in a street.
StemLeaf
00 1 1 2 3
10 2

Work out what fraction of the families own more than 5 pets. Give your answer in its simplest form.
(Total for Question 12 is 2 marks)
Mark scheme · 2.16D Stem and Leaf: Fluency and Exam Drill

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12