STATISTICAL vs. NON-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 from multiple sources or instances.

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CCSS.6.SP.A.1

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What is a non-statistical question?

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A non-statistical question is one that expects a single answer and does not involve variability or data collection from multiple instances.

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CCSS.6.SP.A.1

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Example of a statistical question: What is the average height of students in a class?

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This question requires data from multiple students and can have different answers.

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CCSS.6.SP.A.1

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Example of a non-statistical question: How tall is your friend John?

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This question has a specific answer and does not involve variability.

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CCSS.6.SP.A.1

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Why is 'What is the average number of cars in the parking lot on Monday mornings?' a statistical question?

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Because it involves multiple cars and multiple days, leading to variability in answers.

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CCSS.6.SP.A.1

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Why is 'How many hours did you spend watching TV this weekend?' a non-statistical question?

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It asks for a specific answer from one person, with no variability.

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CCSS.6.SP.A.1

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Is 'How many books are in every cupboard of your house?' a statistical question?

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Yes, because it involves counting books in multiple cupboards, leading to variability.

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CCSS.6.SP.A.1

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Why is 'How much does my pet grapefruit weigh?' a non-statistical question?

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It refers to a specific grapefruit belonging to one person, leading to a single answer.

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CCSS.6.SP.A.1

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What makes 'What is your favorite shoe brand?' a non-statistical question?

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It asks for a single person's preference, which does not involve variability.

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CCSS.6.SP.A.1

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What is the difference between statistical and non-statistical questions?

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Statistical questions involve variability and data collection, while non-statistical questions expect a single, definitive answer.

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CCSS.6.SP.A.1