Mean, Median, Mode, and Range

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.

Front

What is the median?

Back

The median is the middle value in a data set when the numbers are arranged in order. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is the mode?

Back

The mode is the number that appears most frequently in a data set. A data set can have more than one mode or no mode at all.

Front

What is the range?

Back

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

Front

Calculate the mean of: 8, 12, 15, 10, 5.

Back

10

Front

Find the median of: 21, 7, 32, 45, 28, 78.

Back

30

Front

What is the mode of the data set: 4, 1, 2, 2, 3, 4, 4?

Back

4

Front

What is the range of the data set: 10, 15, 20, 25, 30?

Back

20 (30 - 10 = 20)