A Company That Produces Computers Recently Tested the Battery in Its

question 69

Multiple Choice

A company that produces computers recently tested the battery in its latest laptop in six separate trials.The battery lasted 8.23,7.89,8.14,8.25,8.30,and 7.95 hours before burning out in each of the tests.Assuming the battery duration is normally distributed,construct a 95% confidence interval for the mean battery life in the new model.

• A) [7.9489,8.3045]
• B) [7.9575,8.2959]
• C) [7.9873,8.2661]
• D) [7.9912,8.2622]

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Definitions:

Alloy

A metallic substance made by combining two or more elements, one of which must be a metal, to enhance strength, durability, or other properties.

Type

A category or class that shares common characteristics or attributes.

Color

An attribute of visual perception described through categories such as hue, saturation, and brightness, often used in design and marketing for psychological impact.

Inventory Storage

Refers to the process or space used for keeping goods or materials until they are needed or sold.