Median, Mode, Range

What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7

• 7

• 20

• 7 & 14

• none of the above

Find the median of these numbers:
4,2,7,4,3

• 2

• 5

• 7

• 4

Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?

• 12

• 72

• 48

• 98

Match the following terms with its correct definition.

• The difference between the highest and lowest values in a set of numbers

• Range

• The sum of all values divided by the total number of values

• Mean or Average

• Add together, and divide by 2.

• What if there are 2 numbers in the middle?

• The number that appears most frequently in a set of numbers

• Median

• The middle value in a list of numbers when arranged in ascending order

• Mode

Teresa interviewed each teacher at her school to find out how long they had been teaching. She organized her results with a stem-and-leaf plot. According to her data, which statement is true?

• There is no mode.

• No teacher has taught for fewer than 10 years.

• The median is 18.

• The spread of the data set is 29.

Ms. Andrey claims the average score on a quiz in her class was 25. Mr. Luna claims the average score on a quiz in his class is 25.

• Ms. Andrey used the mode, while Mr. Luna used the median.

• Ms. Andrey used the mean, while Mr. Luna used the mode.

• Both teachers used the mean.

• Both teachers used the median.

The table shows the points scored by the JV basketball team at Cox Mill High School in their first seven games. Calculate the mean, median, mode and range. Which statistical measure makes the team sound the best?

• Mean

• Median

• Mode

• Range

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

• 58

• 59

• 60

• 118

0   1   1   2   3   4

• 1

• 2

• 3

• 4

Median:
67, 74, 95, 98, 98, 99, 102

• 102

• 67

• 98

• 90.4