Referring to Table 4: Create a dummy variable where pH above 3.5 is high and 3.5 or below is low. Let high=1. Add this dummy variable to a model with the percentage ofalcohol. chlorides to predict the quality of red wines. 1What is the pvalue of the dummy variable? Add your answer Referring to Table 4. create an interaction term between the percentage of alcohol and chlorides and build a new model. not including the dummy variable. What is the pvalue of the interaction term? Add your