Beer is Americans preferred alcoholic beverage. It is estimated that 90 million Americans drink beer and that

Question:

Beer is Americans€™ preferred alcoholic beverage. It is estimated that 90 million Americans drink beer and that as much as 20% of all alcohol is consumed by underage persons, with a large portion of that being beer. Many citizens have emphatically promoted increases in alcohol excise taxes for the expressed benefit of public health and safety. The following table lists beer tax rates per gallon and the decade in which those rates were established.

a. Does the decade in which the beer tax rate was established have a significant effect on the rate? Use a = 0.05.
b. Use at least one graphic to aid in explaining your conclusion.