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4 votes
What is the mean of the following set of numbers? 121, 347, 45, 21, 300, 614, 312, 333, 421

User Ted Lyngmo
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2 Answers

4 votes
The mean is 279.3 repeating.
User Nick Cox
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To find the mean of a data set you need to add up all the numbers and then divide by the number of data. So, the mean (answer) is 279.333333333.
User Edelwater
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