In a Manufacturing Process a Machine Produces Bolts

question 103

Multiple Choice

In a manufacturing process a machine produces bolts. The lengths of the bolts follow a normal distribution with an average of 3 cm and a variance of 0.03 cm2. If we randomly select three bolts from this process:
-What is the probability the mean length of the bolt is at least 3.16 cm?

• A)0.9772
• B)0.0548
• C)0.9452
• D)0.4452
• E)0.0228

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Definitions:

Distribution Network

The system of warehouses, transportation options, and distribution centers that helps in moving products from manufacturers to consumers.

Omni-Channel Retailing

A multichannel approach to sales that focuses on providing a seamless customer experience whether the client is shopping online from a mobile device, a laptop, or in a brick-and-mortar store.

Customer

An individual or business that purchases goods or services from a company.

Retailer

A business or individual that sells goods or services directly to consumers, acting as the final link in the supply chain.