Mean, Median, Mode, and Range

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 find the median in a data set with an even number of values?

Back

Order the data, add the 2 middle values, and divide by 2.

Front

What is the mode?

Back

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

Front

Can a data set have more than one median?

Back

False, a data set can only have one median.

Front

What is the range of a data set?

Back

The range is the difference between the largest and smallest values in the data set.

Front

How do you calculate the mean of the numbers 4, 8, 6, and 10?

Back

(4 + 8 + 6 + 10) / 4 = 7.

Front

What happens if all numbers in a data set are the same?

Back

The mean, median, and mode will all be the same value.

Front

If the data set is 3, 7, 7, 2, 5, what is the mode?

Back

The mode is 7, as it appears most frequently.

Front

What is the median of the data set 1, 3, 3, 6, 7, 8?

Back

The median is 3, as it is the middle value when the data is ordered.

Front

What is the range of the data set 10, 15, 20, 25?

Back

The range is 25 - 10 = 15.