Overview
List ka sum saare elements jodna hai, average total ko count se divide karna hai.
Analogy
Jaise bill split karna—saara bill jodo phir logo ki sankhya se divide karo.
Step-by-step
- sum(list) ya loop se sum karo
- len(list) se divide karke average nikalein
- Khaali list mein zero division se bachein
- Statistical average ke liye statistics.mean() use karo
Visual
nums = [10, 20, 30, 40]
total = sum(nums) # 100
avg = total / len(nums) # 25.0
Common mistakes
- Khaali list mein zero division error
- // integer division se integer average milta hai
Practice questions
- Ek loop mein average, min, max nikalo
- Moving average calculate karo