What Answer Should Be Reported, with the Correct Number of Significant

question 18

Multiple Choice

What answer should be reported, with the correct number of significant figures, for the following calculation? 100.0 g × 4.18 J g^-1 °C^-1 × (26.4 °C - 25.5 °C)

• A) 4 × 10² J
• B) 3.8 × 10² J
• C) 376 J
• D) 376.2 J
• E) 376.20 J

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Definitions:

Standard Deviation

An algorithm for assessing how spread out or varied a series of data points is.

Instability

Instability refers to the lack of consistency or predictability in data, indicating significant variance over time.

Control Chart

A tool used in quality control processes to monitor, control, and improve process performance over time, displaying data points in time order.

Process Distribution

Refers to the statistical distribution characteristic of the outcomes of a random process or the variation in a series of processes over time.