Intermediate 1 â€“ Numeracy Creating Charts and Graphs Line Graphs

1

Line Graphs You would use a line graph when you are plotting values measured over a time period For example, the cost of hiring items for a number of days. The rainfall over the months of the year. 2

Example 1 This table shows costs for hiring a bouncy castle. Draw a line graph of these costs.

No. of Days

1

2

3

4

5

6

7

8

9

10

Cost

£15

£20

£25

£30

£35

£40

£45

£50

£55

£60

3

A graph needs 2 Axis

y axis goes up

X axis goes along

4

Each Axis needs a label Cost

Number of days 5

Scale for y axis Cost 60 50 40 30 20 10 0-

Number of days 6

Scale for x axis Cost 60 50 40 30 20 10 0-

1

2

3

4

5

6

7

8

9

10

Number of days 7

Plot the points carefully Cost 60 50 40 30 20 10 0-

1

2

3

4

5

6

7

8

9

10

Number of days 8

Draw line to join points Cost 60 50 40 30 20 10 0-

1

2

3

4

5

6

7

8

9

10

Number of days 9

Insert a title for the chart Costs for Hiring a Bouncy Castle

Cost 60 50 40 30 20 10 0-

1

2

3

4

5

6

7

8

9

10

Number of days 10

Create a line chart using the following information Day

Mon Tues Wed Thur Fri

Temp 190

200

200

170

210

Sat

Sun

230

200

The above information shows the daily temperature over a week 11

12

Exercise 1 • This table shows costs for hiring a set of stage lights. Draw a line graph of these costs. No. of Days

1

2

3

4

5

6

7

8

9

10

Cost

£50

£50

£50

£50

£50

£60

£70

£80

£90

£100

13

Cost of Hiring Stage Lights 110 100 90 80

Cost £

70 60 Cost £ 50 40 30 20 10 0 1

2

3

4

5

6

7

8

9

10

No of Days

14

Exercise 2 • This table shows costs for hiring a car. Draw a line graph of these costs.

No. of Days

1

2

3

4

5

6

7

8

9

Cost

£50

£50

£65

£80

£95

£110

£125

£130

£135

15

Cost of Hiring a Car 140 130 120 110 100 90 80 70

t£ s o C

Cost £

60 50 40 30 20 10 0 1

2

3

4

5

6

7

8

9

10

No of Days

16

Exercise 3 • This table shows costs for hiring sun beds. Draw a line graph of these costs.

No. of Days

1

2

3

4

5

6

7

8

9

Cost

£50

£50

£65

£80

£95

£110

£125

£130

£135

17

Cost of Hiring Sun Beds 60

50

Cost £

40

30

Cost £

20

10

0 1

2

3

4

5

6

7

8

9

10

No of Days

18

creating charts - line charts - no animation

Published on Mar 21, 2012

Line Graphs 1 For example, the cost of hiring items for a number of days. You would use a line graph when you are plotting values measured o...

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