Is type of beverage ordered with lunch at a restaurant independent of the age of the consumers? A random poll of 41 lunch customers is taken, resulting in the following contingency table of observed...

Extracted text: Is type of beverage ordered with lunch at a restaurant independent of the age of the consumers? A random poll of 41 lunch customers is taken, resulting in the following contingency table of observed values. Use a=0.05 to determine whether the two variables are independent. | Age Preference Beverage Coffee/Tea Soft Drink Other(Milk.etc.) 21-34 5 6 8 35-55 4 3 55+ 5