Online College Courses for Credit

AP Statistics Ch 8.1.1 - Estimating Mean when Sigma is Known

AP Statistics Ch 8.1.1 - Estimating Mean when Sigma is Known

Author: Miguel Ramirez

- For the school year 2013-2014 this tutorial has to be covered by students during week Feb 03 -Feb 07

- This tutorial is part of the AP Statistics course at Galena Park High School

See More

Try Our College Algebra Course. For FREE.

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to many different colleges and universities.*

Begin Free Trial
No credit card required

29 Sophia partners guarantee credit transfer.

312 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 27 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Estimating Mean when Sigma is Known, By Dana Mosely

Video lecture for Brase-Brase Understandable Statistics 8 Ed, Ch 8.1

Source: Chalk Dust Productions, Houghton Mifflin Co

Ch 8.1 - Notetaking - Estimating Mean when Sigma is Known

Notetaking help for video-lecture Estimating Mean when Sigma is Known


Source: Myers Linda: Brase-Brase Understandable Statistics Notetaking Guide

Confidence Interval for the mean, sigma known, By Diane R Koenig

Source: Diane R Koenig at YouTube:

Confidence Intervals (Z-Intervals), By MajesticHats

Source: MajesticHats at YouTube: