Example 14.2 15 There a Change in Customer Preferences? (Chi-Square) From Historical data, wuch as sales records, the Hershey Company knows that domes prude Me Goodhar, preler Hershey's Milk Chocolate 19 prolet Her shey's Special Dark Mildly Sweet Chocolate, and the remainder produr Kachel Sup pose that marketing analysts sample 200 people and find that so prefer Mr. Goodbar a prefer Hershey's Milk Chocolate, 4 porter Hershey's Special Dark Mildly Sweet Chocolate, and the remainder puulus Kkul. Have current produces for these peod ucts changed from the known preferences u24