In order to test a claim about the effectiveness of a flu vaccine,150 people were vaccinated,180 people were vaccinated with a placebo,and 100 people were not vaccinated.The number in each group who later caught the flu was recorded.The researcher wishes to test the claim that the proportion of people who catch the flu is the same for all three groups.The results are shown below. 
Test statistic: χ2 = 14.965
P-value = 0.0005627
Definitions:
Civil Cases
Legal disputes between two or more parties wherein compensation or specific performance is sought rather than criminal sanctions.
Negligence Per Se Doctrine
is a legal principle where an act is considered negligent because it violates a statute or regulation.
Local Ordinance
A law or regulation enacted by a municipal or county government specific to the area under its jurisdiction.
Public Policy
Principles and standards considered by a government in the interest of all citizens that guide legislative, regulatory, and judicial actions.
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