A Police Chief Wants to Determine If Crime Rates Are

question 27

Multiple Choice

A police chief wants to determine if crime rates are different for four different areas of the city (East(1) , West(2) , North(3) , and South(4) sides) , and obtains data on the number of crimes per day in each area. The one-way ANOVA table is shown below. At the 1% significance level, the conclusion for the hypothesis test is ________.

• A) reject the null hypothesis; we can conclude that not all mean number of crimes are equal
• B) do not reject the null hypothesis; we can conclude not all mean number of crimes are equal
• C) reject the null hypothesis; we cannot conclude that not all mean number of crimes are equal
• D) do not reject the null hypothesis; we cannot conclude that not all mean number of crimes are equal

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Definitions:

Unfair Trade Practices

Activities that violate trade laws and agreements, often involving dishonest, deceptive, or fraudulent practices.

Elasticity of Demand

The degree to which the amount of a good requested by consumers shifts when its price is modified.

Price Discrimination

A pricing strategy where identical or substantially similar goods or services are sold at different prices by the same provider in different markets.

Profits

Profits are the financial gain obtained when total revenues generated from business activities exceed the total costs associated with those activities.