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 number of items in the set.

Front

How do you find the median of a data set?

Back

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

Front

What is the mode of a data set?

Back

The mode is the number that appears most often 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 the range of a set of numbers?

Back

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

Front

Calculate the mean of the following numbers: 4, 8, 6, 5, 3.

Back

Mean = (4 + 8 + 6 + 5 + 3) / 5 = 26 / 5 = 5.2.

Front

Find the median of the following numbers: 3, 1, 4, 2, 5.

Back

First, arrange the numbers: 1, 2, 3, 4, 5. The median is 3.

Front

What is the mode of the following numbers: 2, 3, 4, 4, 5, 5, 5, 6?

Back

The mode is 5, as it appears most frequently.

Front

What is the range of the following scores: 10, 15, 20, 25, 30?

Back

Range = 30 - 10 = 20.

Front

If a data set is: 1, 2, 2, 3, 4, what is the mode?

Back

The mode is 2, as it appears most often.