Measures of Central Tendency

Front

What is the mean?

Back

The mean is the sum of all the numbers in a data set divided by the number of values in that set.

Tags

CCSS.6.SP.B.5C

Front

How do you find the median in a data set?

Back

To find the median, arrange the numbers in order and identify the middle number. If there are two middle numbers, find their mean.

Tags

CCSS.6.SP.B.5C

Front

What is the mode?

Back

The mode is the value that occurs the most often in a data set.

Tags

CCSS.6.SP.B.5C

Front

What is the range of a data set?

Back

The range is the difference between the greatest and least values in the data set.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Front

If a data set has the numbers 3, 7, 7, 2, 5, what is the mode?

Back

The mode is 7, as it appears most frequently.

Tags

CCSS.6.SP.B.5C

Front

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

Back

The mean is 7 (sum = 28, count = 4, 28/4 = 7).

Tags

CCSS.6.SP.B.5C

Front

What do you do if there are two middle numbers when finding the median?

Back

Find the mean of the two middle numbers.

Tags

CCSS.6.SP.B.5C

Front

What is a synonym for 'average'?

Back

Mean.

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CCSS.L.6.4A

CCSS.L.7.4A

CCSS.L.5.4A

CCSS.L.5.5C

CCSS.L.7.5B

Front

In the data set 1, 2, 3, 4, 5, what is the median?

Back

The median is 3.

Tags

CCSS.6.SP.B.5C

Front

If the scores are 10, 20, 30, 40, what is the range?

Back

The range is 30 (40 - 10 = 30).

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1