A 50-Volt Battery Must Be Between 55 and 45 Volts

question 76

Multiple Choice

A 50-volt battery must be between 55 and 45 volts when it leaves the factory. Two hundred samples of batteries have yielded the following data: average charge of 49 volts with a standard deviation of 2.5 volts. What is the process capability?

• A) 0.06
• B) 0.80
• C) 0.53
• D) 0.12
• E) 0.38

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Definitions:

Alpha Testing

An attempt by the firm to determine whether a product will perform according to its design and whether it satisfies the need for which it was intended; occurs in the firm’s research and development (R&D) department.

Product Life Cycle

The course of a product’s sales and profits over its lifetime, involving several stages such as introduction, growth, maturity, and decline.

Maturity Stage

A phase in the product life cycle where growth stabilizes, and sales peak, often leading to increased competition and market saturation.

Product Life Cycle Concept

A framework that outlines the stages a product goes through from introduction to decline, including introduction, growth, maturity, and decline.