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Answers To Core Revision Exercises: Data Handling: Worksheet 4: Collecting, Organising and Displaying Data

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892 views3 pages

Answers To Core Revision Exercises: Data Handling: Worksheet 4: Collecting, Organising and Displaying Data

Uploaded by

mk hat
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© © All Rights Reserved
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Cambridge IGCSE Mathematics Core and Extended CD-ROM

Answers to Core revision exercises: Data handling


Worksheet 4: Collecting, organising and displaying data

1 (a) Discrete
(b)
Number of fizzy drinks
Frequency of students
consumed
0–4 16
5–9 8
10 – 14 5
15 – 19 6
20 – 24 6
25 – 29 5
30 – 34 4

(c)
Number of cans of fizzy drink consumed by students in one week

2 (a) Black
(b) White
(c) 28.9% (3sf)
(d) 25 (to the nearest whole number)

Original material © Cambridge University Press 2015 1


Cambridge IGCSE Mathematics Core and Extended CD-ROM

3 (a)

Waist Meaurement (cm) Frequency


50 – 59 14
60 – 69 12
70 – 79 7
80 – 89 2
90 – 99 5

(b)
Age of oldest grandparent of 40 sixteen year old girls

4 (a)
Favourite subject of a group of students in Dhaka

Original material © Cambridge University Press 2015 2


Cambridge IGCSE Mathematics Core and Extended CD-ROM

(b) 34 (c) 48 (d) English (e) Biology

5 (a) Pictogram
(b) Each stick man represents 1 billion people
1
(c) Billion = 500 Million
2
(d) 200 years
(e) 2012
1
(f) 9 Full stick men and of a stick man.
5
(g)
World population (in billions) over time

6 (a) (b) Students’ own answers.


Example:
A bar chart with ‘Continent’
on the horizontal axis, and
‘Percentage’ on the vertical
axis.

Original material © Cambridge University Press 2015 3

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