Questions 11-15 are grouped together and depend on the promp…
Questions 11-15 are grouped together and depend on the prompt and data below. Sara has opened a flower shop and she wants to build a linear model to predict the demand for roses. She has randomly sampled data from the rose market for the United States from 1984-2017, 33 observations in total. She uses the total national annual sales of roses as , and she chooses national average price of roses as , price of carnations as and the nation’s per capita personal income as . The linear model is: