Statement:
An average person in Grenada drinks more alcohol than in Dominican Republic

In the Alcohol average daily consumption rating Grenada holds position #51 2016 out of 189 and Dominican Republic is #72 out of 189 2016.
Position of Grenada is worse than position of Dominican Republic.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Grenada and Dominican Republic, compared to most countries of the World.

Referencies:

  1. Alcohol average daily consumption 2016 by WHO
    The countries in the rating sorted by 'Both sexes' in descending order.
    Dominican Republic 'Both sexes' value is 34.5
    Grenada 'Both sexes' value is 40.4