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 requires data collection to answer it.

Tags

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 can be answered with a single value or fact, without the need for data collection.

Tags

CCSS.6.SP.A.1

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What does 'unimodal' mean in statistics?

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Unimodal refers to a distribution with one clear peak or mode.

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What does 'bimodal' mean in statistics?

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Bimodal refers to a distribution with two distinct peaks or modes.

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What does 'multimodal' mean in statistics?

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Multimodal refers to a distribution with multiple peaks or modes.

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What is a bell-shaped distribution?

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A bell-shaped distribution is a symmetric distribution where most of the observations cluster around the central peak and probabilities for values taper off equally on both sides.

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What is a right-skewed distribution?

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A right-skewed distribution has a longer tail on the right side, indicating that the majority of the data points are concentrated on the left.

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What is a left-skewed distribution?

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A left-skewed distribution has a longer tail on the left side, indicating that the majority of the data points are concentrated on the right.

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What is categorical data?

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Categorical data represents characteristics or qualities and can be divided into groups or categories.

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What is numerical data?

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Numerical data represents measurable quantities and can be expressed as numbers.