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 total count of numbers.

Front

What is the median?

Back

The median is the number in the middle of a data set when the numbers are arranged in order from least to greatest.

Front

What is the mode?

Back

The mode is the number that appears most frequently in a data set.

Front

What is the range?

Back

The range is the difference between the largest and smallest numbers in a data set.

Front

How do you find the mean of 4, 8, 6?

Back

Add the numbers (4 + 8 + 6 = 18) and divide by the count (3). Mean = 18 / 3 = 6.

Front

How do you find the median of 3, 1, 2?

Back

Arrange the numbers in order (1, 2, 3). The median is the middle number, which is 2.

Front

What is the mode of 5, 3, 5, 2?

Back

The mode is 5, as it appears most frequently.

Front

What is the range of 10, 2, 8?

Back

The range is 10 - 2 = 8.

Front

How do you find the median of 7, 3, 5, 9?

Back

Arrange the numbers (3, 5, 7, 9). The median is the average of 5 and 7, which is 6.

Front

What is the mean of 10, 20, 30, 40?

Back

Mean = (10 + 20 + 30 + 40) / 4 = 100 / 4 = 25.