The Mean Weight of Trucks Traveling on a Particular Section

question 44

Multiple Choice

The mean weight of trucks traveling on a particular section of I-475 is not known. A provincial highway inspector needs an estimate of the mean. He selects a random sample of 49 trucks passing the weighing station and finds the mean is 15.8 tonnes, with a standard deviation of the sample of 4.2 tonnes. What is probability that a truck will weigh less than 14.3 tonnes?

• A) 0.0062
• B) 0.3632
• C) 0.1368
• D) 0.4938
• E) None of the choices are correct

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Definitions:

Trial Close Stage

A stage in the sales process where the seller presents a proposition to gauge the buyer's interest or readiness to make a purchase, often before the final close.

Center of Influence

An individual or institution that can significantly affect perceptions and actions within a specific community or demographic through their authority or position.

Endless Chain

A sales technique where current customers are used to generate referrals for future sales opportunities.

Approach Phase

in sales refers to the initial stage of the sales process where a salesperson first makes contact with a prospective customer.