Q1: Comment on the following statements: 1. All seasonal TS have fluctuations but not all fluctuations...

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Q1: Comment on the following statements: 1. All seasonal TS have fluctuations but not all fluctuations indicate seasonal TS. 2. The national income of some countries in 2021 can be considered a TS. 3. Both time plot and box plot are used to show the presence of outliers and the trend of TS data. 4. Sales (in Saudi Reyal) of a large store for the last twelve months is a continuous TS. 5. Body temperatures measured for 15 patients a continuous TS. Q1: Comment on the following statements: 1. All seasonal TS have fluctuations but not all fluctuations indicate seasonal TS. 2. The national income of some countries in 2021 can be considered a TS. 3. Both time plot and box plot are used to show the presence of outliers and the trend of TS data. 4. Sales (in Saudi Reyal) of a large store for the last twelve months is a continuous TS. 5. Body temperatures measured for 15 patients a continuous TS.