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Learn how to calculate standard deviation by hand in this free math video tutorial by Mario's Math Tutoring. We discuss what Standard Deviation is and a formula for how to find it. • 0:25 What is Standard Deviation • 0:43 Formula for Calculating Standard Deviation • 1:22 Example 1 Find the Standard Deviation of the Quiz Scores 5, 8, 8, 9, 10 • 1:47 Make a Table to Help Compute the Standard Deviation • 2:30 Step 1 Calculate the Mean (Average) • 2:49 Step 2 Take the Difference of Each Data Point and the Mean • 3:02 Step 3 Square the Deviations • 3:10 Step 4 Sum the Squares of the Deviations • 3:14 Step 5 Divide by How Many Data Points • 3:20 Step 6 Take the Square Root • Related Videos: • TI84 TI83 Calculating Standard Deviation • • TI84 TI83 Calculating Standard Deviation • Adding Vs. Multiplying Effect on Mean Standard Deviation • • Adding Vs. Multiplying Effect on Medi... • z Scores Normal Distributions • • Z Scores and Normal Distributions (Ex... • Learn Algebra 1 Lesson by Lesson in my Learn Algebra 1 video course for sale. 87 Lessons teaching you step by step Algebra 1. Check out the 13 free lessons(1 from each chapter) • https://mariosmathtutoring.teachable.... • Looking to raise your math score on the ACT and new SAT? • Check out my Huge ACT Math Video Course and my Huge SAT Math Video Course for sale at • http://mariosmathtutoring.teachable.com • For online 1-to-1 tutoring or more information about me see my website at: • http://www.mariosmathtutoring.com • Organized List of My Video Lessons to Help You Raise Your Scores Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below) • http://www.mariosmathtutoring.com/fre...

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