Evaluate the Sum $$\sum _ { j = 400 } ^ { 3000 } j$$

question 561

Multiple Choice

Evaluate the sum.
- $$\sum _ { j = 400 } ^ { 3000 } j$$

• A) 4,421,700
• B) 6,461,700
• C) 5,781,700
• D) 3,741,700

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Definitions:

Degrees Of Freedom

The number of values in a calculation that are free to vary without violating any constraints, used to determine the shape of various statistical distributions.

Sample Mean

The mean of a dataset, found by adding up all the values and then dividing the total by the count of values in the set.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, showing how much the values differ from the mean.

Margin Of Error

An expression of the maximum expected difference between the true population parameter and a sample estimate of that parameter.