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Graphs and Data Visualization

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Graphs and Data Visualization worksheet preview

Graphs and Data Visualization

Graphs and charts illustration

📊 Part 1: Understanding Graphs

1. Which type of graph is best for showing temperature changes over a week?

Pie chart

Line graph

Bar graph

2. Which type of graph is best for showing favourite fruit choices in a class?

Pie chart

Line graph

Scatter plot

3. What are the essential parts of a line graph? (Check all that apply)

Labelled axes

Plotted points

Connected lines

Pie sectors

4. In a pie chart, all sectors together equal:

100%

50%

360°

Both A and C

📈 Part 2: Interpreting Data

5. Look at this temperature data for Auckland:

Monday: 18°C, Tuesday: 20°C, Wednesday: 22°C, Thursday: 19°C, Friday: 16°C

a) What was the highest temperature? ________°C

b) On which day did the temperature drop the most? ___________

c) What pattern do you notice in the temperature changes?

6. A class survey shows: Apples (8 students), Bananas (6 students), Oranges (4 students), Grapes (2 students)

a) How many students were surveyed in total? _______ students

b) What fraction of students chose apples? _______

c) Which fruit was least popular? ___________

7. Explain why a pie chart would be better than a line graph for showing the fruit survey data:

✏️ Part 3: Creating Graphs

8. Create a line graph using the Auckland temperature data from Question 5:

Remember to: label your axes, plot points accurately, connect points with lines

9. Plan a pie chart for the fruit survey data from Question 6:

Calculate what fraction of the circle each fruit should take:

Apples: _____ out of _____ = _____

Bananas: _____ out of _____ = _____

Oranges: _____ out of _____ = _____

Grapes: _____ out of _____ = _____

10. Extension: If you wanted to show both the fruit preferences AND how they changed over three different weeks, which type of graph would you use and why?

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