Measures of Central Tendency

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What is the mode?

Back

The mode is the number that appears most frequently in a data set.

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CCSS.6.SP.B.5C

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What is the minimum value in a data set?

Back

The minimum value is the smallest number in a data set.

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CCSS.6.SP.B.5A

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How do you find the Lower Quartile (Q1)?

Back

The Lower Quartile (Q1) is the median of the lower half of a data set.

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CCSS.6.SP.B.5C

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What is the median?

Back

The median is the middle value of a data set when it is ordered from least to greatest.

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CCSS.6.SP.B.5C

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How do you calculate the mean?

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The mean is calculated by adding all the numbers in a data set and dividing by the count of numbers.

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CCSS.6.SP.B.5C

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What is the Upper Quartile (Q3)?

Back

The Upper Quartile (Q3) is the median of the upper half of a data set.

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CCSS.6.SP.B.5C

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What does it mean if a data set has two modes?

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A data set with two modes is called bimodal, indicating two values appear with the highest frequency.

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CCSS.6.SP.A.3

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What is a data set?

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A data set is a collection of numbers or values that can be analyzed.

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CCSS.6.SP.B.5A

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What is the range of a data set?

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The range is the difference between the maximum and minimum values in a data set.

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CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

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How do you identify outliers in a data set?

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Outliers are values that are significantly higher or lower than the rest of the data.