Caveat Emptor, Inc. is a home inspection service that provides prospective home huye rs with a thorough assessment of the major systems in a house prior to the execution of the purchase contra ct. Prospective home buyers often ask the company for an estimate of the average monthly heating cost of the home during the winter. To answer this question; the company wants to build a regression model to help predict the average monthly heating cost {if} as a function of the average outside temperature in winter {iii}; the amount of attic insuiation in the ho use {I2}, the age of the furnace in the house [3153], and the size of the house measured in square feet [14}. Downioad the data from eEollege to answer the following questions: A. Prepare scatter plots sh owing the relationship between the average heating cost and each of the potential independent variables. What sort of relationship does each plot suggest? Explain your reasons {'1 points]. B. If the company wanted to build a regression modei using only one independent variable to predict the average heating cost of these houses, what variable shouid be used?I Explain your reasons {1 points}