Two forecasting models were used to predict the future values of a time series.The forecasts are shown below with the actual values. 
Calculate the mean squared deviation (MSD)for Model 2
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The cultural heritage, traditions, practices, and beliefs that contribute to an individual's identity and worldview.
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The process of preserving something in a desired condition by performing regular checks and repairs.
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A term describing products or lifestyles that contain no alcohol, used especially in contexts of beverages, cosmetics, and personal choices.
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The act of consuming liquids, but often specifically refers to the consumption of alcoholic beverages.
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