Question

A recent study revealed the typical American coffee drinker consumes an average of 3.1 cups per day. A sample of 12 senior citizens revealed they consumed the following amounts of coffee, reported in cups, yesterday.


At the .05 significance level, do these sample data suggest there is a difference between the national average and the sample mean from seniorcitizens?


$1.99
Sales1
Views271
Comments0
  • CreatedDecember 10, 2014
  • Files Included
Post your question
5000