Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). a) Forecasted sales for year 6 using the trend projection (linear regression) method are sales (round your response to one decimal place). Question 2: The director of the Rilley County, Kansas, library system would like to forecast evening patron usage for next week. Below are the data for the past 4 weeks: a) Calculate a seasonal index for each day of the week (enter your responses rounded to three decimal places)