Business Analytics

The linear trend forecasting equation for an annual time series containing44values [from 1964 to 200?} on net sales (in billions ofdollars} is shown below. Complete (a) through (e) below. A 'r'i=3.1+1.9)(i a. lntepret the Yintercept, '30- Which statement below is the interpretation of the Yintercept? "he Yintercept bu =3.1 indicates that sales are predicted to increase by $3.1 billionfyear. "he Yintercept b =1.9 indicates that sales are predicted to increase by $1.9 billionfyear. "he Yintercept b =1.9 reects the predicted net sales in 1964. "he Yintercept b =3.1 reects the predicted net sales in 1964. b. lntepret the slope, b1. Which statement below is the interpretation of the slope? 'he slope b1 =3.1 reects the predicted net sales in 1964. 'he slope b1 =1.9 indicates that sales are predicted to increase by$1.9 billionfyear. J t . . 'he slope b1 =3.1 indicates that sales are predicted to increase by$3.1 billionfyear. "'23- 3. "he slope b1 =1.9 reects the predicted net sales in 1964. c. What is the tted trend value for the seventh year? 55 billion [Simplify your answer.)