MMMR

Front

What is the median of a set of numbers?

Back

The median is the middle number in a sorted list of numbers. If there is an even number of values, the median is the average of the two middle numbers.

Front

How do you find the median of the set: 78, 75, 95, 82, 80?

Back

First, sort the numbers: 75, 78, 80, 82, 95. The median is 80.

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 the set: 25, 20, 16, 25, 10, 12?

Back

The highest number is 25 and the lowest is 10. The range is 25 - 10 = 15.

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 count of numbers.

Front

How do you find the mean of the set: 5, 6, 3, 2, 6?

Back

Add the numbers: 5 + 6 + 3 + 2 + 6 = 22. Divide by the count (5): 22 / 5 = 4.4.

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

How do you find the mode of the set: 78, 75, 95, 82, 80?

Back

Each number appears only once, so there is no mode.

Front

What is the median of a set with an even number of values?

Back

To find the median, average the two middle numbers after sorting the list.

Front

How do you find the median of the set: 25, 20, 16, 25, 10, 12?

Back

Sort the numbers: 10, 12, 16, 20, 25, 25. The two middle numbers are 16 and 20. The median is (16 + 20) / 2 = 18.