Mean, Median, Mode, 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 total count of numbers.

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 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 set of numbers.

Front

What is the range?

Back

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

Front

Calculate the mean of these numbers: 5, 10, 15, 20.

Back

Mean = (5 + 10 + 15 + 20) / 4 = 12.5

Front

Find the median of this set: 3, 1, 4, 2, 5.

Back

Median = 3 (when sorted: 1, 2, 3, 4, 5)