Difference between revisions of "Activity- statistics problems"
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==Solution== | ==Solution== | ||
<math>\frac{\sum x}{n}=\bar x </math> <br> | <math>\frac{\sum x}{n}=\bar x </math> <br> | ||
+ | |||
<math>\sum {x} ={\bar x \times {n}} </math> <br> | <math>\sum {x} ={\bar x \times {n}} </math> <br> | ||
+ | |||
+ | <math>\sum {x} ={12 \times {10}} </math> <br> | ||
+ | |||
+ | <math>\sum {x} =120 </math> <br> |
Revision as of 08:05, 10 July 2014
Problem 1
If n =10, = 12 and = 1530 find coefficient of variation
INTERPRETATION OF PROBLEM
Previous knowledge
Solution