Mean Median Mode Range

Front

What is the mean of a set of numbers?

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 for the numbers 5, 5, 5, 5?

Back

Mean = (5 + 5 + 5 + 5) / 4 = 5.

Front

What is the average score of Joe (85), Jill (89), and Bill (99)?

Back

Average = (85 + 89 + 99) / 3 = 91.

Front

What is the mean of the numbers 28, 18, 19, 18, 17?

Back

Mean = (28 + 18 + 19 + 18 + 17) / 5 = 20.

Front

What is the range of a set of numbers?

Back

The range is the difference between the highest and lowest values in a set of numbers.

Front

How do you find the range of Lizzy's test scores: 72, 94, 108, 60?

Back

Range = 108 - 60 = 48.

Front

What is the median of a set of numbers?

Back

The median is the middle value when the numbers are sorted in order.

Front

True or False: To find the median, the data must be sorted from least to greatest first.

Back

True.

Front

What is the mode of a set of numbers?

Back

The mode is the number that appears most frequently in a set of numbers.

Front

If the numbers are 1, 2, 2, 3, 4, what is the mode?

Back

Mode = 2, because it appears most frequently.