1.You started with a time series of actual sales data for 8 quarters (a quarter is a 3 month period, such as Fall 2021). You used this data to determine that there is a trend of -106. Quarter 10's actual sales are 11,096. What is your trend-based forecast for quarter 11? Note that the trend here is negative.State your answer as whole number.
2.You started with a time series of actual sales data for 12 months. You used this data to determine that there is a trend of 18. Month 15's actual sales are 1,171. What is your trend-based forecast for month 20? Hint/Note: Month 20 is 5 periods after month 15, and sales per period are equal to the trend amount, which is 18