Working out a standard deviation by hand, even for a small dataset, is:
AComfortable
BCommendable
CComplicated
DCompulsory
Answer & Solution
Correct answer: C. Complicated
1. Every value needs squaring and summing.
2. The steps pile up quickly.
3. So it is complicated.
_Source: OpenStax Contemporary Mathematics, Chapter 8, Statistics._
Keep practising Sampling and Averages
Browse all Sampling and Averages questions for BBA Analytics, or explore more Mathematics topics.