Question: 12. (Model 3) In Model 3 perform a hypothesis test to determine if there is a concave upward relationship between the sales and the price

12. (Model 3) In Model 3 perform a hypothesis test to determine if there is a concave upward relationship between the sales and the price of orange juice. What is the pvalue for this test. (Think carefully about your answer here.) 13. (Model 3) In Model 3 what is the predicted sales for half gallon carton of orange juice when the price is set of $2.25? 14. (Model 3) In Model 3 what is the predicted sales for half gallon carton of orange juice when the price is set of $5? 15. (Model 3) In the quadratic model which assumptions are violate? 16. Based on your answers to 5, 11 and 15 which model does the best job of meeting all the assumptions

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