Measures of Center & Spread

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 number of items.

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CCSS.6.SP.B.5C

Front

How do you calculate the mean of a set of numbers?

Back

To find the mean, add up all the items and divide by the number of items.

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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 data set.

Tags

CCSS.6.SP.B.5C

Front

What is the range?

Back

The range is the difference between the largest and smallest numbers in a data set.

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CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

What is the median?

Back

The median is the middle number in a sorted list of numbers. If there is an even number of items, the median is the average of the two middle numbers.

Tags

CCSS.6.SP.B.5C

Front

If the numbers are 9, 8, 12, 6, 10, what is the mean?

Back

The mean is 9.

Tags

CCSS.6.SP.B.5C

Front

If the numbers are 36, 42, 28, 52, 48, 36, 31, what is the median?

Back

The median is 36.

Tags

CCSS.6.SP.B.5C

Front

What does it mean if a number is the mode in a data set?

Back

It means that this number occurs more frequently than any other number in the set.

Tags

CCSS.6.SP.B.5C

Front

How do you find the range of the numbers 5, 10, 15?

Back

The range is 15 - 5 = 10.

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CCSS.7.EE.B.3

Front

What is the first step to find the mean of a data set?

Back

Add all the numbers together.

Tags

CCSS.6.SP.B.5C