A Random Sample of 45 Door-To-Door Encyclopedia Salespersons Were Asked

question 118

Short Answer

A random sample of 45 door-to-door encyclopedia salespersons were asked how long on average they were able to talk to the potential customer. Their answers revealed a mean of 8.5 minutes with a variance of 9 minutes. Construct a 95% confidence interval for , the time it takes an encyclopedia salesperson to talk to a potential customer.
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Appreciate the importance of random sampling in research to ensure population representation.

Acknowledge the role of naturalistic observation in providing descriptive data without interference.

Understand the basic concepts of probability, including the definition of an experiment, sample space, and sample points.

Distinguish between mutually exclusive and independent events.

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Definitions:

Legal Treatment

The manner in which a matter is handled in a legal context, including the application of laws, regulations, and judicial rulings.

Legally Sanctioned

Actions or behaviors that are permitted or approved by law, often implying that they are backed by legal authority or enforcement mechanisms.

Injunctions

Court orders that require a party to do or to refrain from doing specific acts, often used in labor disputes to halt strike actions or enforce agreements.

Property Rights

Legal rights that entail the ownership, use, and disposal of property, including tangible and intangible assets, ensuring protection against unauthorized use or infringement.