1. Understanding tables When there is a lot of information relating to one thing, it can be much clearer and easier to understand if it is displayed in a table. Tables are used in many situations in everyday life, so it is vital that we understand how to read them accurately. The following table shows the cost of renting DVDs from a rental store. Genre3 days7 days Comedy£3.50£5.50 Horror£3.00£5.00 Science Fiction£3.25£5.25 How much do comedy films cost over 7 days?£5.50 How much do science fiction films cost over 3 days?£3.25 How much do horror film cost over 7 days? £5.00

2. Understanding tables Here is a copy of Gerry’s school timetable. What does Gerry have at 11.30 on Thursday? English How many periods of swimming does Gerry have? What class is Gerry in at 12.30 on Friday? 2 RE

3. The following table shows the cost of buying a holiday from a travel agent. Understanding tables Destination7 Days10 Days14 Days Ibiza£345£400£415 Majorca£360£410£430 Canary Islands£375£430£450 How much does 10 days in Majorca cost? £410 How much does 7 days in the Canary Islands cost? Stephen spent £450 on his holiday. Where did he go and for how long did he go for? £375 14 days in the Canary Islands Now try questions 1–4 in your booklet.

4. Pictographs It is also possible to show information by using pictures in a pictograph. Each pictograph has a key which lets you know what the value of each picture is. This pictograph shows the favourite sports of a class in 4th year. How many people like basketball? 4 How many people like football? How many people like rugby and swimming in total? 7 5 Football Rugby Swimming Basketball = 2 people Key

5. This pictograph shows the number of customers per week at the fruit and veg shop since it opened in 2007 Pictographs YearNumber of customers 2007 2008 2009 Key: = 100 people How many people visited in 2007? 200 How many people visited in 2008? How many people visited in 2009? 400 650 Now try questions 5 and 6 in your booklet.

6. Bar Graphs A bar graph is another way of showing information in a clear and tidy way. This one shows the favourite TV shows of a group of students. What is the most popular show? EastEnders How many more people prefer Family Guy to Lost? How many fewer people prefer Lost to 24? 5 3 Family Guy EastEnders 16 14 12 10 8 6 4 2 0 Lost24

7. Bar Graphs This bar graph shows the favourite types of fruit among a group of students. 16 14 12 10 8 6 4 2 0 Apple Orange Banana Grapes How many more people like bananas than like apples? 15 How many people like bananas? How many people like apples and oranges? 1 17 Now try questions 7 and 8 in your booklet.

8. Line graphs Another way to display information in a clear way is to use a line graph. This one shows the maximum temperature in Glasgow over 1 week in June. What was the warmest day? Friday How much warmer was it on Friday than on Wednesday? What was the temperature on Sunday? 5 degrees 17 degrees 10 11 12 13 14 15 16 17 18 19 20 21 Mon TueWedThu Fri Sat Sun

9. Scattergraphs Scattergraphs are very useful when comparing two sets of data. This scattergraph shows the scores of a class in maths and English. What scores did Rab get? Maths: 50% English: 40% What scores did Jon get? How much higher was Jan’s maths score than her English score? 30% 10 20 30 40 50 60 70 80 90 100 10 2030405060708090100 Dee x Jon x Jan x Ann x Bill x Bob x Rab x Tom x Maths English Maths: 80% English: 90% Now try questions 9 and 10 in your booklet.

10. Test yourself You are now ready to tackle the end-of-topic test in your booklet. GOOD LUCK!!