Podcast
Questions and Answers
What is a statistical question?
What is a statistical question?
A statistical question is one that can be answered by collecting data and where there will be variability in that data.
What is a non-statistical question?
What is a non-statistical question?
A non-statistical question is answered by a single number.
What is the method to determine if a question is statistical or non-statistical?
What is the method to determine if a question is statistical or non-statistical?
You need to collect data for statistical or is it a yes/no question for non-statistical.
How many days are in April is a statistical question.
How many days are in April is a statistical question.
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How old is my dog is a statistical question.
How old is my dog is a statistical question.
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How old are the dogs that live on your street is a statistical question.
How old are the dogs that live on your street is a statistical question.
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What proportion of the students at your school like watermelon is a statistical question.
What proportion of the students at your school like watermelon is a statistical question.
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Do you like watermelons is a statistical question.
Do you like watermelons is a statistical question.
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How many tiles are on our floor is a statistical question.
How many tiles are on our floor is a statistical question.
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What was the temperature at noon today at City Hall is a statistical question.
What was the temperature at noon today at City Hall is a statistical question.
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Study Notes
Statistical Questions
- A statistical question requires data collection and results in variability within that data.
Non-Statistical Questions
- Non-statistical questions can be answered with a single number or fact, without variability.
Data Collection
- To determine if a question is statistical, consider if data needs to be gathered or if it is a simple yes/no inquiry.
Examples of Non-Statistical Questions
- "How many days are in April?" is a non-statistical question, producing one definitive number.
- "How old is my dog?" is another non-statistical question, answered with a specific age.
Examples of Statistical Questions
- "How old are the dogs that live on your street?" requires data collection and exhibits variability in responses.
- "What proportion of the students at your school like watermelon?" also demands data gathering and variability in results.
More Examples of Non-Statistical Questions
- "Do you like watermelons?" results in a single answer, making it non-statistical.
- "How many tiles are on our floor?" is answered by counting, presenting a single number.
- "What was the temperature at noon today at City Hall?" can be answered by checking weather information, resulting in one fixed response.
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Description
This quiz explores the difference between statistical and non-statistical questions. You'll learn how data collection is involved in statistical inquiries while non-statistical questions yield a definitive answer. Test your understanding with various examples to clarify these concepts.
