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Q: What is sum in math?

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Sum, or summation, is just addition. For example, the sum of 1 and 2 is 1 + 2 = 3. The term "sum" is generally used for large sets or series. For example, the sum of the first 100 natural numbers is 1 + 2 + 3 + ... + 100 = 495. Sum is the total of 2 or more numbers as determined by the math process. Mathematically it means the answer to an addition problem.

The sum of total deviations about the mean is the total variance. * * * * * No it is not - that is the sum of their SQUARES. The sum of the deviations is always zero.

The sum of standard deviations from the mean is the error.

Sum of all probabilities is 1.

No; since you refer to a math score (and not a math grade), it is ratio data.

Related questions

sum means the answer of a math problem

A sum is the answer to addition

The product is the "sum" of a multiplication math problem.

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Sum is addition.

"sum" means addition.... +

A sum

The sum is the out come of a problem. Example: The sum of 2 x 3 is 6.

the sum ofsomething in math mean well frankly i dont know because it wont tell me on this site!

Sum is the answer. Just like in regular math.

The sum in math is the answer of a question that involves addition. For example, the sum of '5 + 2' is '7'.

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