MathematicsGrade 4en

📈 Data Collection and Interpretation

This quiz covers essential data collection and analysis skills from the Ontario Grade 4 Mathematics curriculum. You'll practice collecting data through surveys and observations, organizing information in tally charts and frequency tables, creating and reading visual representations like bar graphs and pictographs, and using data to answer questions and make simple conclusions. **What you'll learn:** - How to collect and organize data using tally charts and frequency tables - How to create and read bar graphs and pictographs - How to find the mode and range of a dataset - How to interpret graphs to answer questions and draw conclusions

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Question 1
Mrs. Chen asks her class to vote on their favourite lunch: pizza, sandwich, or pasta. She records the votes using tally marks. If pizza has 6 votes, sandwich has 8 votes, and pasta has 5 votes, which lunch got the most votes?
Question 2
A tally chart uses the symbol || to represent 2 items.
Question 3
A pictograph uses small pictures or symbols to represent data. If each 🐠 symbol stands for 2 fish counted in a pond, how many fish are shown by 5 symbols?
Question 4
In a bar graph showing the number of books read by students, the x-axis shows student names and the y-axis shows the number of books. What information does the height of each bar tell you?
Question 5
The range of a dataset is found by dividing the highest number by the lowest number.
Question 6
A class surveys 20 students about their favourite season. The results are: Spring 5, Summer 8, Fall 4, Winter 3. What is the mode (most popular season)?
Question 7
If you observe a group of children playing at recess and count how many choose jump rope, hopscotch, or tag, what type of data collection method are you using?
Question 8
A frequency table shows how many times each piece of data occurs.
Question 9
Looking at a bar graph of pets owned by students in a class, the bar for cats reaches up to 7, and the bar for dogs reaches up to 9. How many more students own dogs than cats?
Question 10
A group of students records the colours of cars passing the school: red 12, blue 8, green 5, white 10. What is the range of this data?
Question 11
In a pictograph, all symbols must represent the same value, like 1 or 2.
Question 12
Which question could be best answered using a bar graph?
Question 13
A tally chart shows the number of each type of sandwich ordered: ham $\checkmark\!\checkmark\!\checkmark\!\checkmark\!\checkmark$ , turkey $\checkmark\!\checkmark\!\checkmark\!\checkmark$ , and peanut butter $\checkmark\!\checkmark\!\checkmark\!\checkmark\!\checkmark\!\checkmark$ . Which sandwich was ordered most?
Question 14
When collecting data through a survey, you can ask people questions to find out their preferences or opinions.
Question 15
If a pictograph shows ice cream flavours with a key that says 'each 🍦 = 3 children', and chocolate has 4 symbols, vanilla has 3 symbols, and strawberry has 2 symbols, which flavour is the mode?
Question 16
A bar graph shows the number of students who walk, bike, or take the bus to school. The walk bar reaches 6, the bike bar reaches 4, and the bus bar reaches 8. Based on this graph, what conclusion can you make?
Question 17
A frequency table is another way to organize and display data that can also be shown in a graph.