A Statistics Student Plans to Use a TI-84 Plus Calculator

question 5

Essay

A statistics student plans to use a TI-84 Plus calculator on her final exam. From past experience, she estimates there is a 0.92 probability that the calculator will work on any
given day. Because the final exam is so important, she plans to bring in two calculators in
case one loses power. Does she gain much by bringing in the backup calculator? Use the
probability that she will be able to complete her exam with a working calculator.

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Definitions:

Mental Processes

The thoughts, feelings, and motives that people experience privately but that cannot be observed directly.

Hardware/Software

In computing, hardware refers to the physical components of a computer system, while software refers to the programs and operating systems that run on computers.

Evaluating Solutions

The process of assessing various options to solve a problem by comparing their potential impacts and feasibility.

Rethinking

The process of revising or reconsidering previously held beliefs, ideas, or strategies.