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3 votes
What is the Mean?
291 297 254 268 199 197 218 231 199 278 278. ​

2 Answers

3 votes


\boxed{\sf Mean=(Sum\:of\:terms)/(No\:of\:terms)}


\\ \sf\longmapsto Mean=(291+297+254+268+199+197+218+231+199+278+278)/(11)


\\ \sf\longmapsto Mean=(2710)/(11)


\\ \sf\longmapsto Mean=246.3

5 votes
You add all the numbers then divide by the amount of numbers. The answer is 246.3636
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