An article in a newspaper states that the proportion of traffic accidents involving road rage is...
An article in a newspaper states that the proportion of traffic accidents involving road rage is higher this year than it was last year, when it was 10%. If the information is based on sample data. Determine whether hypothesis testing is needed?
yes or no?
Homework Answers
Solution :
No
The value obtained for this year is not the statistic . It is a parameter, because it is based on population data.
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