MEAN & MEDIAN REVIEW

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 count of numbers.

Front

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

Back

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

Front

What is the median?

Back

The median is the middle value in a list of numbers sorted from least to greatest.

Front

How do you find the median of a set of numbers?

Back

Sort the numbers from least to greatest and find the middle number. If there are two middle numbers, average them.

Front

What is the first step in finding the median?

Back

Sort the data from least to greatest.

Front

If the numbers are 5, 5, 5, 5, what is the mean?

Back

5

Front

If the numbers are 85, 89, and 99, what is the average score?

Back

91

Front

What is the median of the numbers 345, 400, 110, and 640?

Back

$372.50

Front

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

Back

True

Front

What is the mean of the numbers 10, 20, 30, 40?

Back

25