Find the Sum of the Sequence $$\sum _ { k = 2 } ^ { 5 } ( - 1 ) ^ { k + 1 } ( k - 9 ) ^ { 2 }$$

question 37

Multiple Choice

Find the sum of the sequence.
- $$\sum _ { k = 2 } ^ { 5 } ( - 1 ) ^ { k + 1 } ( k - 9 ) ^ { 2 }$$

• A) \(- 1,914\)
• B) 126
• C) \(- 22\)
• D) \(- 126\)

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Definitions:

Low Probability Sample

A sampling method where individuals or elements have a low chance of being selected for participation in a study.

Representative Sample

A subset of a population carefully selected to reflect the characteristics of the larger group accurately, essential for valid and generalizable research findings.

Voluntary Response Sample

A sample which consists of individuals who choose themselves to participate in a survey, often leading to bias and unrepresentative samples.

Contingency Table

A Contingency Table is a statistical tool used to analyze the relationship between two or more variables, presenting the frequency distribution in a matrix format.