Standard Deviation Formula, Statistics, Variance, Sample and Population Mean
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Standard Deviation Formula, Statistics, Variance, Sample and Population Mean
This statistics video tutorial explains how to use the standard deviation formula to calculate the population standard deviation. The formula for the sample standard deviation is also provided. This video shows you the variables associated with the sample mean and the population mean. In addition, it discusses how to calculate variance from ...
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Akshay on Instagram: "12.5% Trick 😲 | Multiply Any Number in Seconds 🚀 Struggling with percentage calculations in exams? 🤯 Here’s a super easy shortcut to solve 12.5% questions in seconds! ⚡ 👉 Remember this golden rule: 50% = 1/2 25% = 1/4 12.5% = 1/8 🎯 So, 120 × 12.5% = 120 ÷ 8 = 15 ✅ 64 × 12.5% = 64 ÷ 8 = 8 ✅ 📌 Very useful for SSC, Banking, Railways, Defence & Campus Placements 💡 Save this reel for quick revision 👥 Share with friends who fear percentages 👉 Follow @_learnwithakshay for
0:29
Akshay on Instagram: "12.5% Trick 😲 | Multiply Any Number in Seconds 🚀 Struggling with percentage calculations in exams? 🤯 Here’s a super easy shortcut to solve 12.5% questions in seconds! ⚡ 👉 Remember this golden rule: 50% = 1/2 25% = 1/4 12.5% = 1/8 🎯 So, 120 × 12.5% = 120 ÷ 8 = 15 ✅ 64 × 12.5% = 64 ÷ 8 = 8 ✅ 📌 Very useful for SSC, Banking, Railways, Defence & Campus Placements 💡 Save this reel for quick revision 👥 Share with friends who fear percentages 👉 Follow @_learnwithakshay for
Instagram_learnwithakshay
8K views1 week ago