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. For example, 'How many hours do students study each week?'

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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. For example, 'What is your favorite color?'.

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CCSS.6.SP.A.1

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Give an example of a statistical question.

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An example of a statistical question is 'What is the average height of students in our class?'.

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CCSS.6.SP.A.1

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Give an example of a non-statistical question.

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An example of a non-statistical question is 'What is the capital of France?'.

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CCSS.RI.4.10

CCSS.RI.5.10

CCSS.RI.6.4

CCSS.RI.7.4

CCSS.RI.8.4

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How can you tell if a question is statistical?

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A question is statistical if it can be answered by collecting data that shows variability, such as 'How many pets do students have?'.

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CCSS.6.SP.A.1

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What type of question is 'How many students are in each grade at our school?'

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This is a statistical question because it involves collecting data from multiple students.

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CCSS.6.SP.A.1

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What type of question is 'What is your favorite ice cream flavor?'

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This is a non-statistical question because it seeks a personal preference with a single answer.

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Why are statistical questions important?

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Statistical questions are important because they help us understand trends, make predictions, and analyze data.

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CCSS.6.SP.A.1

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What is the difference between data and information?

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Data is raw facts and figures, while information is data that has been processed and organized to be meaningful.

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What does variability mean in statistics?

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Variability refers to how much the data points differ from each other. High variability means the data points are spread out; low variability means they are close together.

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CCSS.6.SP.A.3