Chapter 12: Linear Regression Concepts 18 Score: 2/20 3/20 answered Question 6 From 1987 to 2012, the number B of federally insured banks could be approximated by B(t) - - 324.4t + 13720 where t is the year and t=0 corresponds to 1987. How many federally insured banks were there in 1992? Find the slope of the graph of B. Interpret this slope as a rate of change. Choose the correct answer below. The number of banks decreased by 13720 banks per year se The number of banks decreased by 12098 banks per year The number of banks increased by 324.4 banks per year The number of banks decreased by 324.4 banks per year The number of banks increased by 13720 banks per year The number of banks increased by 12098 banks per year Find the y-intercept of the graph of B. The y-intercept is Interpret the y-intercept. Choose the correct answer below. The y-intercept is the number of banks in 2012 The y-intercept is the minimum number of banks allowed in the country The y-intercept is the maximum number of banks allowed in the country The y-intercept is the number of banks in 1987 O The y-intercept is the number of banks in 1992 Question Help: Message instructor Submit