Nneetquant

Standard deviation of a dataset

EasyStatistics~4m

For the data {2,4,4,4,5,5,7,9}\{2,4,4,4,5,5,7,9\}, what is the (population) standard deviation?

Show hints (2)+
  1. Find the mean first.
  2. Average the squared deviations, then take the root.

Answer

Reveal answer →

2

Want the full step-by-step worked solution? It's part of Premium — along with a worked solution for every question in the bank.

Practise freeUnlock solutions

Asked at: Two Sigma, Akuna Capital

Related questions