Mean and MAD Graded

Front

What is the mean of the data: 15, 20, 25, 17, 18?

Back

The mean is 19.

Front

Jessica has five grades from assessments and quizzes: 50, 70, 88, 70, and 88. What is her current average grade?

Back

Her average grade is 73.

Front

What is another word for average?

Back

Mean.

Front

Find the MAD of the following test grades: 100, 80, 70, 90, 100.

Back

The MAD is 10.4.

Front

Mean is found by _________________________ .

Back

finding the sum of the data, then dividing by the amount of numbers.

Front

What is the formula to calculate the mean?

Back

Mean = (Sum of all data points) / (Number of data points).

Front

What does MAD stand for in statistics?

Back

Mean Absolute Deviation.

Front

How do you calculate the Mean Absolute Deviation (MAD)?

Back

1. Find the mean of the data. 2. Subtract the mean from each data point and take the absolute value. 3. Find the average of those absolute values.

Front

If the data set is: 10, 20, 30, what is the mean?

Back

The mean is 20.

Front

What is the difference between mean and median?

Back

Mean is the average, while median is the middle value when data is ordered.