Lemma
MediumSampling distributions
OpenStax, Introductory Business Statistics 2e §7.2 Using the Central Limit Theorem · Exercise 37 · Statistics · Sampling distributions

Using the Central Limit Theorem · Exercise 37

A population has a standard deviation of 50. It is sampled with samples of size 100. What is the variance of the means of the samples?

~8 minWritten answer · check your work with Lemma

OpenStax, Introductory Business Statistics 2e · §7.2 Using the Central Limit Theorem · Exercise 37

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.