Changes
From Karnataka Open Educational Resources
41 bytes removed
, 06:53, 13 August 2014
Line 96: |
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| σ=<math>\sqrt{\frac {\sum {fx^2}}{n}-({\frac{\sum fx}{n})^2}}</math> <br> | | σ=<math>\sqrt{\frac {\sum {fx^2}}{n}-({\frac{\sum fx}{n})^2}}</math> <br> |
| σ=<math>\sqrt{\frac{10700}{50}-({\frac{660}{50})^2}}</math> <br> | | σ=<math>\sqrt{\frac{10700}{50}-({\frac{660}{50})^2}}</math> <br> |
− | σ=<math>\sqrt{\frac{1530}{10}-{144}}</math> <br> | + | σ=<math>\sqrt{214-174.24}</math> <br> |
− | σ=<math>\sqrt{153-144}</math> <br>
| + | σ=<math>\sqrt{39.96}</math> <br> |
− | σ=<math>\sqrt{9}</math> <br> | + | σ=6.3 |
− | σ=3 | |