Texas Passed a Law Requiring Drivers and Passengers in the Front

question 97

Short Answer

Texas passed a law requiring drivers and passengers in the front seat to wear seat belts.In order to estimate the compliance with the law an unmarked car will operate in a selected county and the officer will observe whether or not seat belts are in use.The proportion complying, $\pi$ ,in the county is to be estimated by randomly selecting the cars to examine.A confidence coefficient of 0.98 is desired with the estimate,p,to be within 0.05 of the true proportion.If an average number of cars passing the observation point per day is 12,000,how many cars are needed in this sample?

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Definitions:

Lot Size

Refers to the set quantity of items that are processed, ordered, or produced together at a time.

Categories Score

refers to the rating or evaluation assigned to various categories within a framework, often used to assess performance or quality.

Drop Shipment

A logistics method where the seller does not keep goods in stock but instead directly transfers customer orders and shipment details to a third party, who then ships the goods directly to the customer.

Cross-docking

A logistics practice where incoming shipments are directly transferred from inbound to outbound vehicles, minimizing storage time and reducing handling costs.