Mean, Median, Mode, Range

Front

What is the mean?

Back

The average of a set of numbers, calculated by adding them all together and dividing by the number of values.

Front

What is the median?

Back

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

Front

What is the mode?

Back

The number that appears most often in a data set.

Front

What is the range?

Back

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

Front

How do you find the mean of 2, 3, 7, 4, 9?

Back

Add the numbers (2+3+7+4+9=25) and divide by 5. Mean = 25/5 = 5.

Front

How do you find the median of 7, 9, 7, 8, 3, 2, 3, 9, 6?

Back

Arrange the numbers in order: 2, 3, 3, 6, 7, 7, 8, 9, 9. The median is 7.

Front

What is the mode of 1, 2, 7, 9?

Back

The mode is 7, as it appears most frequently.

Front

What is the range of 7, 1, 6, 9, 4, 6, 2?

Back

The range is 8 (9 - 1 = 8).

Front

If a data set has no repeating numbers, what is the mode?

Back

There is no mode, as no number appears more than once.

Front

What is the first step to find the median?

Back

Arrange the numbers in ascending order.