Miss Patel's class in Richmond Hill surveyed favourite recess activities. This is an example of:
A
Collecting data
B
Organizing data only
C
Interpreting data only
D
Creating graphs only
Explanation:
Hello superstar! Asking questions and recording answers is collecting data. You are doing wonderfully!
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Tally marks are used for:
A
Organizing data while collecting
B
Only interpreting
C
Drawing graphs
D
Calculating mean
Explanation:
Tallies help count and organize responses quickly.
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A frequency table helps you:
A
Organize collected data
B
Collect new data
C
Only draw pictures
D
Guess answers
Explanation:
It shows how many times each answer appears.
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After surveying 30 students about favourite sports, you make a bar graph. This is:
A
Interpreting and displaying data
B
Only collecting
C
Only organizing
D
Nothing
Explanation:
Graphs help us see and understand the data.
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The number of students who chose hockey is 12 out of 30. This is:
A
Interpreting the data
B
Collecting the data
C
Only tallying
D
Guessing
Explanation:
Reading the results and making sense of them is interpreting.
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To collect data fairly, you should:
A
Ask many different students
B
Ask only your friends
C
Guess the answers
D
Only ask once
Explanation:
A good sample gives better results.
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In a survey about favourite Canadian animals, the most popular gets the tallest bar in a:
A
Bar graph
B
Tally chart only
C
Line graph
D
Circle graph
Explanation:
Bar graphs are great for comparing categories.
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The mode of the data is:
A
The answer that appears most often
B
The middle value
C
The average
D
The difference between biggest and smallest
Explanation:
Mode = most frequent.
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You surveyed 25 students about bedtime. The data is organized in a tally chart. Next step is usually:
A
Make a graph to interpret
B
Collect more data
C
Throw it away
D
Only count
Explanation:
Graphs help us interpret and share findings.
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The range of temperatures recorded is 12°C. This means:
A
Difference between highest and lowest
B
The average temperature
C
The most common temperature
D
The middle temperature
Explanation:
Range = maximum - minimum.
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