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Earn +20 ptsQ: What does unweighted sum of all grades mean?
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What does it mean unweighted sum of all grades for a student?
It is simply the sum of all grades divided by the number of grades: the arithmetical average of the grades. If some tests were more important than others then you might take a weighted average whereby you attach more importance (weight) to the important tests.
If the mean of 100 numerical observations is 47.83 What is the value of the sum of all 100 numbers?
100 times the mean, or 4783, because the mean is defined as the sum of all the numbers divided by the number of the numbers.
What does ne mean in maths?
the sum off all the values divided by nxe
Is the mean average is the sum of all the values divide by the number of values?
yes
What is the sum of all the results included in the sample divided by the number of observation?
Mean or more precisely Arithmetic Mean
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