Essay
A consultant has a random sample of 400 usable responses in a database.Included are the following questions:
Household Income Category:
(3) to
(4) and over
Average Weekly Soft Drink Consumption:ـ___________________
The consultant wants to determine if there are any statistically significant differences in average weekly soft drink consumption by income category.What statistical test should be applied to give the consultant the information he needs?
Correct Answer:

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