Measures of Central Tendency

Front

What is the definition of 'Measures of Central Tendency'?

Back

Measures of Central Tendency are statistical measures that describe the center or typical value of a dataset. The most common measures are mean, median, and mode.

Tags

CCSS.6.SP.A.3

Front

What is the mean?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

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CCSS.6.SP.B.5C

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How do you calculate the median?

Back

To find the median, arrange the numbers in ascending order and identify the middle number. If there is an even number of values, the median is the average of the two middle numbers.

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CCSS.6.SP.B.5C

Front

What is the mode?

Back

The mode is the number that appears most frequently in a dataset. A dataset may have one mode, more than one mode, or no mode at all.

Tags

CCSS.6.SP.B.5C

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What is the range of a dataset?

Back

The range is the difference between the highest and lowest values in a dataset.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

Calculate the mean of the following numbers: 2, 4, 6, 8, 10.

Back

The mean is 6. (2+4+6+8+10)/5 = 6.

Tags

CCSS.6.SP.B.5C

Front

Find the median of the following numbers: 3, 1, 4, 2, 5.

Back

The median is 3. (Arranged: 1, 2, 3, 4, 5; middle number is 3.)

Tags

CCSS.6.SP.B.5C

Front

Identify the mode of the following dataset: 1, 2, 2, 3, 4.

Back

The mode is 2, as it appears most frequently.

Tags

CCSS.6.SP.B.5C

Front

What happens to the mode if the most frequent number is removed from the dataset?

Back

If the most frequent number is removed, the mode may change or become undefined if no number appears more than once.

Front

Calculate the range of the following numbers: 5, 10, 15, 20.

Back

The range is 15. (20 - 5 = 15)

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CCSS.6.SP.B.4

CCSS.HSS.ID.A.1