You conduct a taste test to answer the age old question: chocolate or vanilla? You suspect that the answer, however, may depend on what type of dessert it is. So you recruit 20 people and assign them to one of four conditions: chocolate cake, chocolate ice cream, vanilla cake, or vanilla ice cream. After each person tastes their assigned dessert they rate how much they like it on a scale of 1-7. Use SPSS and the following data set to determine if there is a main effect of flavor or dessert type and/or an interaction between the two