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 often 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

Can a data set have more than one mode?

Back

Yes, a data set can have more than one mode if multiple numbers appear with the same highest frequency.

Front

What is another word for median?

Back

Middle.

Front

How do you find the mean of the numbers 4, 8, 6, 5, and 3?

Back

Add the numbers (4 + 8 + 6 + 5 + 3 = 26) and divide by the count (5). Mean = 26 / 5 = 5.2.

Front

If the numbers are 2, 3, 5, 7, and 9, what is the median?

Back

The median is 5, as it is the middle number when arranged in order.

Front

What is the mode of the numbers 1, 2, 2, 3, 4?

Back

The mode is 2, as it appears most frequently.

Front

What is the range of the numbers 10, 15, 20, 25?

Back

The range is 25 - 10 = 15.