Standard Deviation Using The Shortcut Formula
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Alynight: omg i have a teacher that gave us n=45 and it was way too much data how do we find a shortcut for so many numbers? Kailani Talag: An easier formula is square root of np (1-p) when n = number of trials and p is probability April Alfaro: Haha why work harder when you can find the same result !!! Sduhhh April Alfaro: Thank you!! I see it Now how do I find the variance ? xxNeoncryxx: Thanks Professor! cristianwero80: people don't suck at mad. People are just freaking lazy to think critically and figure crap out Chelle Weatherspoon: Absoloutely loved the lesson. Too away all my fears about the standard deviation formula. I was able to set up a way in excel to calculate myself after watching this lesson. Thanks so much. Percy Richmond: can you use this shortcut for both population and sample problems +70TheProfessor roy: Thankyou sir it was useful.....! Gamehawk: Man you are a god send. My professor confused me but this was wayyyyy easier. Thank You Sir!!! Demetre Young: Useful, way easier to watch then read lab manuals. Hunter Frost: maggot Mikaela Makoto: Thank you so much! This really helped out! (: Dan Curwin: awesome Midnight Dreams: I am doing an online statistics class this summer and these formulas are kicking my butt. Thank you for putting this up it was a major help. Jurgen Thano: Thank you :) Jon Bobis: Thank you for this amazing video! Lori Aylwin: This was amazing! Thank you! I spent hours doing this the long way and I am behind in my class. Your demonstration will make my life easy. I appreciate you! Jonathan Miller: me tooo yo!! Sanjay Shrestha: Thanks |
Standard Deviation Using the Shortcut Formula
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