Statistical Questions

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What is a statistical question?

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A statistical question is one that anticipates variability in the data and can be answered by collecting data. For example, 'What are the average heights of students in a class?'

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What is a non-statistical question?

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A non-statistical question is one that does not involve variability and can be answered with a single value or fact. For example, 'What is the height of the tallest student in the class?'.

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Is 'How tall are the students in our class?' a statistical question?

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Yes, it is a statistical question because it involves measuring the heights of multiple students.

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Is 'How many ceiling tiles are in our classroom?' a statistical question?

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No, it is a non-statistical question because it asks for a specific count without variability.

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What makes a question statistical?

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A question is statistical if it requires data collection from a group and expects variability in the responses.

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Give an example of a statistical question.

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An example of a statistical question is 'What are the favorite colors of students in our school?'.

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Give an example of a non-statistical question.

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An example of a non-statistical question is 'How many students are in the classroom?'.

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Is 'What are 6th graders' favorite flavors of ice cream?' a statistical question?

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Yes, it is a statistical question because it seeks to understand the preferences of a group.

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Why is 'How many words are there in this sentence?' a non-statistical question?

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It is non-statistical because it has a definitive answer with no variability.

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What type of data is collected for statistical questions?

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Data that shows variability, such as responses from a group of people.