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: 95, 88, 79, 93, 82, 90, 94, 85, 91, 83

Back

88

Front

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

Back

29

Front

Calculate the mean: 56, 43, 62, 59, 57, 61, 58, 44

Back

55

Front

Calculate the mean: 81, 69, 72, 80, 67, 62, 78, 74, 71, 86

Back

74

Front

What is the formula for calculating the mean?

Back

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

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 the data set may have outliers or is skewed to the right.

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 the data set may have outliers or is skewed to the left.