Mean Math

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 calculate the mean of a set of numbers?

Back

To calculate the mean, add all the numbers together and then divide by how many numbers there are.

Front

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

Back

6

Front

Find the mean of these numbers: 1, 0, 1, 5, 6, 3, 4.

Back

2.85

Front

Find the mean of these numbers: 9, 11, 2, 6.

Back

7

Front

Find the mean of these numbers: 120, 120, 90, 70.

Back

100

Front

What is the importance of the mean in statistics?

Back

The mean provides a central value for a data set, helping to summarize and understand the overall trend.

Front

What is a data set?

Back

A data set is a collection of numbers or values that are related to a particular subject.

Front

What does it mean if the mean is higher than the median?

Back

If the mean is higher than the median, it indicates that there are some high values in the data set that are pulling the average up.

Front

What does it mean if the mean is lower than the median?

Back

If the mean is lower than the median, it indicates that there are some low values in the data set that are pulling the average down.