Question

The owner of a bakery wants to know whether customers have any preference among 5 different flavors of muffin. A sample of 200 customers provided the data below.

The table below shows how many people were tested at each location and their stated preferences

Flavor Orange Blueberry Chocolate Vanilla Vanilla and Raisins
# of customers 30 52 38 36 44
Calculate the chi-squared test statistic X 2.

Answer 1

first you would calculate the "expected" value by dividing total # of customers by the # of flavors. then, for each value in the table, calculate (O-E)^2/E and sum the values