Mean Mode Median

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

How do you find the median?

Back

To find the median, first sort the numbers in ascending order. If there is an odd number of values, the median is the middle number. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is the mode?

Back

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

Front

Find the median of these numbers: 4, 2, 7, 4, 3.

Back

4

Front

Find the median of these numbers: 67, 74, 95, 98, 98, 99, 102.

Back

98

Front

True or False: In order to find the median, the data must be sorted from least to greatest first.

Back

True

Front

What is the formula to calculate the mean?

Back

Mean = (Sum of all values) / (Number of values)

Front

If the numbers are 9, 8, 12, 6, 10, what is the mean?

Back

9

Front

What does it mean if a data set has no mode?

Back

It means that no number appears more than once in the data set.

Front

What is the range of a data set?

Back

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