Use Summation Notation to Write the Sum $$12 + 36 + 108 + \ldots + 8,748$$

question 57

Multiple Choice

Use summation notation to write the sum.? $$12 + 36 + 108 + \ldots + 8,748$$ ?

• A) \[\sum _ { n = 1 } ^ { 7 } 12 ( 3 ) ^ { n - 1 }\]
• B) \[\sum _ { n = 1 } ^ { 7 } 12 ( 3 ) ^ { n + 1 }\]
• C) \(\sum _ { n = 1 } ^ { 6 } 12 ( 3 ) ^ { n - 1 }\)
• D) \(\sum _ { n = 1 } ^ { 7 } 3 ^ { n - 1 }\)
• E) \(\sum _ { n = 1 } ^ { 7 } 12 ( 3 ) ^ { n }\)

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Definitions:

Interquartile Range

A measure of statistical dispersion, which is the spread between the first and third quartiles of a dataset, effectively capturing the middle 50%.

Variance

A measure of the dispersion of a set of values, calculated as the average of the squared deviations from the mean.

Computational Formula

Formula that is an algebraic manipulation of a definitional formula designed to minimize the complexity of mathematical calculations.

Variance

The average of the squared differences from the Mean, a statistical measurement of the spread between numbers in a data set.