Find the Mean (Average)

Front

What is the mean of the following numbers: 120, 120, 90, 70?

Back

100

Front

Another name for Mean is...

Back

Average

Front

How do you find the mean of a set of numbers?

Back

Add all of the numbers up and then divide by the amount of numbers you have.

Front

How many data items are in the set: 2, 8, 4, 3, 5, 2?

Back

6 data items.

Front

What is the mean of these numbers: 4, 5, 5, 2, 3, 3, 2, 8?

Back

4.

Front

What is the formula to calculate the mean?

Back

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

Front

If the mean of a set of numbers is 10 and there are 5 numbers, what is the total sum of the numbers?

Back

50 (10 * 5).

Front

What happens to the mean if you add a new number that is higher than the current mean?

Back

The mean will increase.

Front

What happens to the mean if you remove a number that is lower than the current mean?

Back

The mean will increase.

Front

What is the mean of the following set: 1, 2, 3, 4, 5?

Back

3.