In: Math
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 Consider the following time series data. 
 Calculate the measures of forecast error using the naive (most recent value) method and the average of historical data (to 2 decimals). 
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Consider the following time series data.
| 
 Month  | 
 1  | 
 2  | 
 3  | 
 4  | 
 5  | 
 6  | 
 7  | 
| 
 Value  | 
 23  | 
 14  | 
 19  | 
 10  | 
 18  | 
 23  | 
 26  | 
Round your answers to two decimal places.
a. Compute MSE using the most recent value as the forecast for the next period.
Mean squared error is ?
What is the forecast for month 8 ?
b. Compute MSE using the average of all data available as the forecast for the next period.
Mean squared error is ?
What is the forecast for month 8 ?