Question: You want to include religious affiliation as a predictor in
You want to include religious affiliation as a predictor in a regression model, using the categories Protestant, Catholic, Jewish, Other. You set up a variable x1 that equals 1 for Protestants, 2 for Catholics, 3 for Jewish, and 4 for Other, using the model μy = α + βx1. Explain why this is inappropriate.
Answer to relevant QuestionsUsing its definition in terms of SS values, explain why R2 = 1 only when all the residuals are 0, and R2 = 0 when each = y. Explain what this means in practical terms. The least squares prediction equation provides predicted values yn with the strongest possible correlation with y, out of all possible prediction equations of that form. Based on this property, explain why the multiple ...The CEO of a company that owns five resort hotels wants to evaluate and compare satisfaction with the five hotels. The company’s research department randomly sampled 125 people who had stayed at any of the hotels during ...Refer to the previous exercise. a. Set up indicator variables for a regression model so that an F test for the regression parameters is equivalent to the ANOVA test comparing the three means. b. Express the null hypothesis ...For the House Selling Prices OR data file on the text CD, the output shows the result of conducting a two-way ANOVA of house selling prices (in thousands) by the number of bedrooms in the house and the age (New, Medium, Old, ...
Post your question