Median with Even Data

The middle number in a set of numbers ordered least to greatest

• mean

• median

• mode

• range

For an ordered data set with an odd number of values, it is the middle value. For an ordered data set with an even number of values, it is the average of the two middle values.

• mean

• median

• mode

• range

What is the median of these numbers:

5, 6, 5, 8, 10, 2

• 5

• 5.5

• 8

• 10

The table shows the ages of seven people who visited Happy Clinic on a certain morning.

Find the median of this set of data.

• 12

• 25

• 60

• 61

What is the median number of goals scored?

• 3

• 3.5

• 4

• 5

If you compare the medians of each data set, who spends more time online?

• Seventh graders

• Eight graders

• Both grades spend an equal amount of time online.

• Impossible to determine form the data sets.

What is the MEDIAN of this data?

• 65

• 40

• 915

• 13

The middle value of a data set in ranked order best describes -

• Median

• Mode

• Mean

How do you calculate the median for a set of data?

• Add the numbers in the data set together and dividing the sum by the number of data pieces in the set.

• Place the numbers in the data set in order from least to greatest and find the middle value. If there is an even number of pieces of data, find the numerical average of the two middle values.

• Place the numbers in the data set in order from least to greatest and identify the number (or numbers) that occur most frequently.

Archie listed his test scores by subject:

Science: 82, 85, 79, 83
Math: 92, 88, 81, 80
History: 82, 85, 98, 90
English: 75, 89, 89, 91

What is the median of Archie's science scores?

• 82.5

• 82

• 82.25

• 85