find out the exponential and adjusted exponential smoothing forecast and linear trend forecasting. Compare it by MAD and E.
The Bayside Fountain Hotel is adjacent to County Coliseum a 24,000seat arena that is home to the city's professional basketball team as well as ice hockey teams that hosts a variety of concerts, trade shows and conventions throughout the year. The hotel has experienced the subsequent occupancy rates for the past 9 years since the coliseum opened:
Year

Occupancy Rate (%)

1

83

2

78

3

75

4

81

5

86

6

85

7

89

8

90

9

86

find out an exponential smoothing forecast with a=.20 an adjusted exponential smoothing prediction with a=.20 and b=.20 and a linear trend forecast. Compare the three forecasts expending MAD and average error (E) and indicate which seems to be most accurate.