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 number of data points.

Front

How do you calculate the mean of a data set?

Back

To find the mean, add up all the data points and divide by the number of data points.

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 data points, the median is the average of the two middle numbers.

Front

How do you find the median of a data set?

Back

To find the median, arrange the numbers in ascending order and identify the middle number.

Front

What is the mode?

Back

The mode is the number that appears most frequently 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 data set?

Back

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

Front

How do you calculate the range?

Back

To find the range, subtract the smallest number from the largest number in the data set.

Front

Given the data set 4, 2, 7, 4, 3, what is the median?

Back

The median is 4.

Front

Given the data set 9, 8, 12, 6, 10, what is the mean?

Back

The mean is 9.