The Annual Net Sales (Revenue) Earned by the Finnish Cell $R ( t ) = - 1.7 t ^ { 2 } + 5 t + 28$

question 15

Multiple Choice

The annual net sales (revenue) earned by the Finnish cell phone company Nokia from January 1999 to January 2003 can be approximated by $R ( t ) = - 1.7 t ^ { 2 } + 5 t + 28$ billion euros per year $( - 1 \leq t \leq 3 )$ where t is time in years ( $t = 0$ represents January 2000) . Estimate, to the nearest billion, Nokia's total revenue from January 1999 through December 2002.

• A)Total revenue 116 billion euros
• B) Total revenue 120 billion euros
• C) Total revenue 91 billion euros
• D) Total revenue 4 billion euros
• E) Total revenue 20 billion euros

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Definitions:

Confirmation Bias

The tendency to search for, interpret, favor, and recall information in a way that confirms one’s preexisting beliefs or hypotheses.

Mental Sets

A tendency to solve problems using methods that have worked in the past rather than considering new approaches.

Functional Fixedness

A cognitive bias that limits a person to using an object only in the way it is traditionally used, hindering problem-solving.

Intuitions

The ability to understand something instinctively, without the need for conscious reasoning.