The average, also known as the arithmetic mean, is the sum of a set of numbers divided by the total count of those numbers.
Average = (Sum of All Values) / (Number of Values)
For values [10, 20, 30]:
Average is the arithmetic mean. Median is the middle value when data is sorted. They measure different aspects of a dataset.
Typically, you use it for numerical data. For large or skewed datasets, consider checking the Standard Deviation too.
Study consistently, seek help when needed, and monitor your GPA regularly to identify areas for improvement.