A Random Sample of 64 Items Is Selected from a Population

question 32

Multiple Choice

A random sample of 64 items is selected from a population of 400 items.The sample mean is 200.The population standard deviation is 48.From these data, the 95% confidence interval to estimate the population mean would be _______.

• A)189.21 to 210.79
• B)188.24 to 211.76
• C)190.13 to 209.87
• D)190.94 to 209.06
• E)193.45 to 211.09

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Definitions:

Antitrust Violation

An illegal activity that interferes with free competition in the market, involving practices such as monopolization, price fixing, and unlawful mergers.

Higher Profits

Describes an increase in the financial gains of a business after all expenses have been deducted.

Per Se Violation

An action deemed illegal, without the need for further evidence of its harm or anticompetitive effect, under certain laws or regulations.

Antitrust Law

Laws protecting commerce from unlawful restraints and anticompetitive practices.