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Primary 4 Mathematics Data Analysis Quiz
Free Exam-Derived Primary 4 Mathematics Data Analysis quiz with questions and answers for Singapore students. This page is rendered as a direct URL so the questions and answers can be discovered without pressing in-page buttons.
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Questions
P4 Maths Quiz: Data Analysis
Questions: 20
Time: 30 minutes
Total Marks: 40
Instructions:
- Answer all questions
- Write your answers clearly in the spaces provided
- Show your working for calculation questions
- Read the graphs and tables carefully
Section A: Multiple Choice Questions (10 marks)
Choose the correct answer. Write 1, 2, 3 or 4 in the brackets.
Study the bar graph below to answer Questions 1-3:
[THIS IS BAR GRAPH: "Favourite Fruits of 30 Students"
- Apples: 8 students
- Oranges: 12 students
- Bananas: 6 students
- Grapes: 4 students]
1. How many students chose oranges as their favourite fruit? (2 marks)
- 8
- 10
- 12
- 14
Answer: ( )
2. Which fruit was chosen by the fewest students? (2 marks)
- Apples
- Oranges
- Bananas
- Grapes
Answer: ( )
3. How many more students chose apples than grapes? (2 marks)
- 2
- 4
- 6
- 8
Answer: ( )
4. Ahmad's test scores are 78, 85, 82, 95. What is his average score? (2 marks)
- 80
- 82
- 85
- 90
Answer: ( )
5. The ages of 5 children are: 9, 8, 10, 8, 11. What is the mode? (2 marks)
- 8
- 9
- 10
- 11
Answer: ( )
Section B: Short Answer Questions (15 marks)
Study the table below to answer Questions 6-8:
| Number of Pets | Number of Students |
|---|---|
| 0 | 5 |
| 1 | 8 |
| 2 | 6 |
| 3 | 3 |
| More than 3 | 2 |
6. Answer these questions about the table: (3 marks)
(a) How many students have exactly 1 pet? _______
(b) How many students have more than 1 pet? _______
(c) How many students were surveyed in total? _______
7. Find the average (mean) of these numbers: (3 marks)
(a) 4, 6, 8, 10, 12 Average = _______
(b) 15, 20, 25, 20, 20 Average = _______
(c) 7, 9, 5, 11, 8 Average = _______
8. Find the median of these sets of numbers: (3 marks) (Remember to arrange them in order first)
(a) 3, 7, 5, 9, 1 Median = _______
(b) 12, 8, 15, 10, 6, 14 Median = _______
(c) 20, 18, 22, 19, 21, 17, 23 Median = _______
9. Complete this pictograph: (3 marks)
Books Read by Class 4A Students
- Week 1: 🔷🔷🔷🔷 (4 symbols)
- Week 2: 🔷🔷🔷🔷🔷🔷 (6 symbols)
- Week 3: 🔷🔷 (2 symbols)
- Week 4: ?
Key: 🔷 = 5 books
If 25 books were read in Week 4, how many symbols should be drawn? _______
10. Look at this line graph and answer: (3 marks)
[Temperature during the day]
- 6am: 22°C
- 9am: 26°C
- 12pm: 32°C
- 3pm: 35°C
- 6pm: 30°C
(a) What was the highest temperature? _______
(b) At what time was the temperature 26°C? _______
(c) By how much did the temperature increase from 9am to 12pm? _______
Section C: Word Problems (15 marks)
11. The pie chart shows how Siti spent her $20 pocket money: (4 marks)
- Food: 1/4 of total
- Books: 1/5 of total
- Games: 1/10 of total
- Savings: The rest
(a) How much money did Siti spend on food?
Show your working:
Answer: $______
(b) How much money did Siti save?
Show your working:
Answer: $______
12. A class recorded the number of rainy days each month: (5 marks)
| Month | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rainy Days | 12 | 8 | 6 | 10 | 15 | 18 |
(a) What was the average number of rainy days per month?
Show your working:
Answer: _______ days
(b) Which month had the most rainy days?
Answer: _______
(c) How many more rainy days were there in May than in March?
Show your working:
Answer: _______ days
13. Ali recorded the heights of 7 plants in his garden: 45cm, 52cm, 38cm, 45cm, 60cm, 41cm, 49cm (3 marks)
(a) Find the mode of these heights.
Answer: _______ cm
(b) Find the median height.
Show your working:
Answer: _______ cm
14. A survey asked 40 students about their favourite subject. The results were: (3 marks)
- Maths: 12 students
- Science: 10 students
- English: 8 students
- Art: 6 students
- PE: 4 students
Draw a simple bar graph to show this data. Use the grid below:
[Grid space provided for drawing]
End of Quiz
Check your answers before submitting.
Answers
P4 Maths Quiz: Data Analysis - Answer Key
Questions: 20
Time: 30 minutes
Total Marks: 40
Section A: Multiple Choice Questions (10 marks)
Questions 1-3 based on bar graph:
1. How many students chose oranges as their favourite fruit? (2 marks)
Answer: (3) 12
Explanation: Reading directly from the bar graph, the bar for oranges reaches 12 on the y-axis.
2. Which fruit was chosen by the fewest students? (2 marks)
Answer: (4) Grapes
Explanation: Comparing all bars: Apples (8), Oranges (12), Bananas (6), Grapes (4). Grapes has the shortest bar.
3. How many more students chose apples than grapes? (2 marks)
Answer: (2) 4
Explanation: Apples: 8 students, Grapes: 4 students. Difference: 8 - 4 = 4 students.
4. Ahmad's test scores are 78, 85, 82, 95. What is his average score? (2 marks)
Answer: (3) 85
Explanation: Average = (78 + 85 + 82 + 95) ÷ 4 = 340 ÷ 4 = 85
5. The ages of 5 children are: 9, 8, 10, 8, 11. What is the mode? (2 marks)
Answer: (1) 8
Explanation: The mode is the number that appears most frequently. 8 appears twice, all others appear once.
Section B: Short Answer Questions (15 marks)
6. Answer these questions about the table: (3 marks)
(a) How many students have exactly 1 pet? 8
(b) How many students have more than 1 pet? 11 Working: 6 + 3 + 2 = 11
(c) How many students were surveyed in total? 24 Working: 5 + 8 + 6 + 3 + 2 = 24
7. Find the average (mean) of these numbers: (3 marks)
(a) 4, 6, 8, 10, 12 Average = 8 Working: (4 + 6 + 8 + 10 + 12) ÷ 5 = 40 ÷ 5 = 8
(b) 15, 20, 25, 20, 20 Average = 20 Working: (15 + 20 + 25 + 20 + 20) ÷ 5 = 100 ÷ 5 = 20
(c) 7, 9, 5, 11, 8 Average = 8 Working: (7 + 9 + 5 + 11 + 8) ÷ 5 = 40 ÷ 5 = 8
8. Find the median of these sets of numbers: (3 marks)
(a) 3, 7, 5, 9, 1 Median = 5 Working: Arranged in order: 1, 3, 5, 7, 9. Middle value = 5
(b) 12, 8, 15, 10, 6, 14 Median = 11 Working: Arranged in order: 6, 8, 10, 12, 14, 15. Middle values: 10 and 12. Median = (10 + 12) ÷ 2 = 11
(c) 20, 18, 22, 19, 21, 17, 23 Median = 20 Working: Arranged in order: 17, 18, 19, 20, 21, 22, 23. Middle value = 20
9. Complete this pictograph: (3 marks)
If 25 books were read in Week 4, how many symbols should be drawn? 5
Working: Each symbol = 5 books, so 25 ÷ 5 = 5 symbols
10. Look at this line graph and answer: (3 marks)
(a) What was the highest temperature? 35°C
(b) At what time was the temperature 26°C? 9am
(c) By how much did the temperature increase from 9am to 12pm? 6°C Working: 32°C - 26°C = 6°C
Section C: Word Problems (15 marks)
11. The pie chart shows how Siti spent her $20 pocket money: (4 marks)
(a) How much money did Siti spend on food?
Working: Food = 1/4 of 5
Answer: $5
(b) How much money did Siti save?
Working: Food: 1/4, Books: 1/5, Games: 1/10 Find common denominator (LCM of 4, 5, 10 = 20): Food: 5/20, Books: 4/20, Games: 2/20 Total spent: 5/20 + 4/20 + 2/20 = 11/20 Savings: 1 - 11/20 = 9/20 9/20 of 9
Answer: $9
12. A class recorded the number of rainy days each month: (5 marks)
(a) What was the average number of rainy days per month?
Working: Total rainy days = 12 + 8 + 6 + 10 + 15 + 18 = 69 Average = 69 ÷ 6 = 11.5
Answer: 11.5 days
(b) Which month had the most rainy days?
Answer: June
(c) How many more rainy days were there in May than in March?
Working: May: 15 days, March: 6 days Difference: 15 - 6 = 9 days
Answer: 9 days
13. Ali recorded the heights of 7 plants in his garden: 45cm, 52cm, 38cm, 45cm, 60cm, 41cm, 49cm (3 marks)
(a) Find the mode of these heights.
Answer: 45 cm Explanation: 45cm appears twice, all others appear once.
(b) Find the median height.
Working: Arranged in order: 38, 41, 45, 45, 49, 52, 60 With 7 numbers, median is the 4th number.
Answer: 45 cm
14. A survey asked 40 students about their favourite subject. Draw a simple bar graph: (3 marks)
Answer: Graph should show:
- Maths: bar reaching 12
- Science: bar reaching 10
- English: bar reaching 8
- Art: bar reaching 6
- PE: bar reaching 4
Marking criteria:
- Correct scale and labels (1 mark)
- Accurate bar heights (1 mark)
- Neat presentation with title (1 mark)
Total Marks: 40
Grade Boundaries:
- A: 36-40 marks (90-100%)
- B: 32-35 marks (80-89%)
- C: 28-31 marks (70-79%)
- D: 24-27 marks (60-69%)
- Below 24 marks: Needs improvement
Common Mistakes to Watch For:
- Reading graphs incorrectly (not looking at the scale)
- Confusing mean, median, and mode
- Forgetting to arrange numbers in order before finding median
- Addition errors when calculating averages
- Not reading pie chart fractions carefully
- Forgetting to include all categories when adding totals