Finding the sample size needed to estimate a population standard deviation

In this video, Professor Curtis uses StatCrunch to demonstrate how to find the sample size needed to estimate a population standard deviation (MyStatLab ID# 7.3.21). Be sure to subscribe to this channel to stay abreast of the latest videos from Aspire Mountain Academy. Also be sure to like our Facebook page (http://www.facebook.com/aspiremtnacademy) to stay abreast of the latest developments within the Aspire Mountain Academy community. In addition to the videos here on YouTube, Professor Curtis provides mini-lecture videos (max length = 10 min) on a wide range of statistics topics. You can learn more about accessing these videos by going to http://www.aspiremountainacademy.com/video-lectures.html. Searching for help on a specific homework problem? Use the Problem ID# in the YouTube search box. In addition, you can find a list of all the homework help videos produced so far by going to the Problem Index page on the Aspire Mountain Academy website (https://www.aspiremountainacademy.com/problem-index.html).