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OpenStudy (anonymous):
The mean of 100 numerical observations is 47.83. What is the value of the sum of all 100 numbers
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OpenStudy (anonymous):
Do i multiply this?
OpenStudy (amistre64):
how do you find a mean?
OpenStudy (amistre64):
\[\frac{\sum_{i=1}^{100}x_i}{100}=47.83\] so yes, to find the sum of the numbers, we can multiply both sides by 100
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