Question

From 1986-1996, drug overdose deaths per 100,000 began to rise. Numbers for each year are 2,1,2,2,1,2,2,3,3,3,3. What is the mean of these statistics?

Answer 1

To find the mean you need to all of the numbers together and then divide by how many numbers it is . the answer is 2.1

Answer 2

To find the mean, add all the numbers together and then divide it by how many numbers there are:
2+1+2+2+1+2+2+3+3+3+3=24
There are eleven numbers total, so divide 24 by 11.
24/11=2.1818181818181818.....
The mean of the statistics is approximately 2.2