Mean, Median, Mode, and Range Practice

Front

What is the mode in a set of numbers?

Back

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

Front

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

Back

To find the mean, add all the numbers together and divide by the total number of items.

Front

What is the median of a sorted data set?

Back

The median is the middle value when the data set is ordered from least to greatest.

Front

What is the range of a set of numbers?

Back

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

Front

What is the first step in finding the median?

Back

The first step is to sort the data from least to greatest.

Front

If a data set has the numbers 5, 7, 7, 8, 10, what is the mode?

Back

The mode is 7, as it appears most frequently.

Front

In a data set of 10, 20, 30, 40, what is the mean?

Back

The mean is 25, calculated by (10 + 20 + 30 + 40) / 4.

Front

True or False: The median can be found without sorting the data first.

Back

False, the data must be sorted to find the median.

Front

What happens if there are two modes in a data set?

Back

The data set is called bimodal, and both values are considered modes.

Front

How do you find the range of the numbers 15, 22, 8, 30?

Back

The range is 30 - 8 = 22.