Question

You have found the following ages (in years) of all 5 porcupines at your local zoo: 16, 10, 5, 7, 13 What is the average age of the porcupines at your zoo? What is the variance?

Answer 1

Step-by-step explanation:

average={16+10+5+7+13}/5=51/5=10.2

variance=sum of (x- mean)^2/n={36+0+25+9+9}/5=79/5=15.8