1) Which of the following is an example of time series problem? A) Estimating number of hotel rooms booking in next 6 months. B) Estimating the total sales in next 3 years of an insurance company. C) Estimating the number of calls for the next one week. A) Only 3 B) 1 and 2 C) 2 and 3 D) 1 and 3 E) 1,2 and 3 2) Which of the following is not an example of a time series model? A) Naive approach B) Exponential smoothing C) Moving Average D) None of the above 3) Which of the following can't be a component for a time series plot? A) Seasonality B) Trend C) Cyclical D) Noise E) None of the above