Mean, Median, Mode and Range

Front

What is the mean of a set of numbers?

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

How do you find the median in a set of numbers?

Back

To find the median, arrange the numbers in order and identify the middle number. If there are two middle numbers, find their average.

Front

What is the mode in a set of data?

Back

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

Front

What is the range of a set of numbers?

Back

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

Front

Find the mean of these numbers: 5, 11, 2, 12, 4, 2.

Back

6

Front

What do you do if there are two middle numbers when finding the median?

Back

Add them together and divide by two.

Front

What is the first step to find the mean?

Back

Add up all the items in the set.

Front

If a number appears more than once, what is it called?

Back

It is called the mode.

Front

What is the formula for calculating the mean?

Back

Mean = (Sum of all numbers) / (Total count of numbers)

Front

If the numbers are 2, 2, 2, 4, 4, 5, 6, 6, 6, 7, what is the mode?

Back

2 and 6