MEAN & MEDIAN REVIEW

Front

What is the definition of the mean?

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

What is the median?

Back

The median is the middle number in a sorted list of numbers. If there are two middle numbers, the median is the average of those two numbers.

Front

How do you find the median if there are two middle numbers?

Back

Add them together and divide by 2.

Front

What is the mean of the numbers 10, 3, 2, 5?

Back

The mean is 5.

Front

What is the mean of the numbers 5, 5, 5, 5?

Back

The mean is 5.

Front

What is the difference between mean and median?

Back

The mean is the average, while the median is the middle value in a data set.

Front

If the numbers are 1, 2, 3, 4, 5, what is the median?

Back

The median is 3.

Front

If the numbers are 1, 2, 3, 4, 5, 6, what is the median?

Back

The median is (3 + 4) / 2 = 3.5.

Front

What is the mode of the numbers 1, 2, 2, 3, 4?

Back

The mode is 2, as it appears most frequently.

Front

How do you calculate the mean of a data set?

Back

Add all the numbers together and divide by the total count of numbers.