Mean

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, sum all the numbers in the set and then divide by the number of values in that set.

Front

Calculate the mean: 54, 38, 52, 51, 49, 46, 39, 53, 47, 42, 52, 41

Back

47

Front

Calculate the mean: 12, 8, 5, 11, 9, 17, 13, 7, 21, 27

Back

13

Front

Calculate the mean: 25, 36, 34, 17, 22, 31, 38

Back

29

Front

Calculate the mean: 19, 23, 26, 22, 31, 33, 29, 21, 30

Back

26

Front

Calculate the mean: 69, 73, 62, 67, 64, 62, 75, 78, 81, 77, 84

Back

72

Front

What is the formula for calculating the mean?

Back

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

Front

What is the importance of the mean in statistics?

Back

The mean provides a measure of central tendency, helping to summarize a set of data with a single value.

Front

What is a dataset?

Back

A dataset is a collection of related data points or values, often organized in a table.