Time Series and Moving Averages  
                           
Q1)   Data      
  1 24      
           
  2 34 4pt MA    
      C.M.A S.E.
  3 8  
         
  4 44  
         
  5 27  
         
  6 37  
         
  7 13  
         
  8 49  
         
  9 32  
         
  10 42  
         
  11 51      
           
  12 48         Trend line: 2.043 x     +  19.799    
                           
    Give answers to 4 decimal places below:              
                           
    What is the mean seasonal effect for season 1?              
    What is the mean seasonal effect for season 2?              
    What is the mean seasonal effect for season 3?              
    What is the mean seasonal effect for season 4?              
                           
    Give answers to 2 decimal places below:              
                           
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
                           
                           
Q2)   Data                      
  1 94                      
           
 
  2 120 4pt MA      
      C.M.A S.E.  
  3 73    
           
  4 88    
           
  5 88    
           
  6 115    
           
  7 67    
           
  8 83    
           
  9 83    
           
  10 108    
           
  11 65        
                           
  12 77         Trend line: -1.307 x     +  96.808    
                           
    Give answers to 4 decimal places below:              
                           
    What is the mean seasonal effect for season 1?              
    What is the mean seasonal effect for season 2?              
    What is the mean seasonal effect for season 3?              
    What is the mean seasonal effect for season 4?              
                           
    Give answers to 2 decimal places below:              
                           
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
                           
                           
Q3)   Data                      
  1 18                      
           
  2 34 4pt MA    
      C.M.A S.E.
  3 23  
         
  4 51  
         
  5 24  
         
  6 37  
         
  7 28  
         
  8 58  
         
  9 27  
         
  10 45  
         
  11 34      
                           
  12 62         Trend line: 1.342 x     +  27.933    
                           
    Give answers to 4 decimal places below:              
                           
    What is the mean seasonal effect for season 1?              
    What is the mean seasonal effect for season 2?              
    What is the mean seasonal effect for season 3?              
    What is the mean seasonal effect for season 4?              
                           
    Give answers to 2 decimal places below:              
                           
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
                           
                           
Q4)   Data                      
  1 3      
           
  2 10 4pt MA    
      C.M.A S.E.
  3 -5  
         
  4 0  
         
  5 0  
         
  6 11  
         
  7 -8  
         
  8 -3  
         
  9 -4  
         
  10 8  
         
  11 -12      
                           
  12 -8         Trend line: -0.732 x     +  4.383    
                           
    Give answers to 4 decimal places below:              
                           
    What is the mean seasonal effect for season 1?              
    What is the mean seasonal effect for season 2?              
    What is the mean seasonal effect for season 3?              
    What is the mean seasonal effect for season 4?              
                           
    Give answers to 2 decimal places below:              
                           
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?              
    What is the prediction for season 1 next year?