Given Are the First Three Terms of a Sequence That $2,6,18 , \ldots$

question 161

Multiple Choice

Given are the first three terms of a sequence that is either arithmetic or geometric. If the sequence is arithmetic, find a1
and d. If a sequence is geometric, find a1 and r.
- $2,6,18 , \ldots$

• A) \(a _ { 1 } = 2 , r = \frac { 1 } { 3 }\)
• B) \(a _ { 1 } = 2 , r = - 3\)
• C) \(a _ { 1 } = 2 , r = 3\)
• D) \(a _ { 1 } = 2 , d = 3\)

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Definitions:

Risky Shift Theory

suggests that people in groups tend to make riskier decisions compared to when making decisions alone due to diffused responsibility.

Prediscussion Judgments

Initial opinions and decisions held by individuals before engaging in a group discussion, which can influence the group's final decision-making process.

Voice Effect

A phenomenon where expressing one's opinions or grievances can lead to feelings of satisfaction or being heard, even if no actual change occurs.

Favorably to Decisions

Refers to making choices that are considered positive or beneficial in their outcomes.