It illustrates that the data with promotion will increase the attendance variation comparing with no promotion situation.
FOUND:
1. For weather by sky condition, clear sky condition has more attendance.
2. For temperature, it concentrates in the range between 65 to 75.
3. For month, May has the most attendance.
4. For weekday, weekday has more attendance proportion, but the proportion for each day is less than weekend. Also, Thursday has the most attendance.
5. For a day, night time has more attendance.
As one unit increase of bobblehead , the attendance would increase by 14943.56.
Comparing with the coefficient of other factors, bobblehead has the largest value which contributes the most to the attendance.
Under the logistic regression between summer and bobblehead, the probability that it needs bobblehead in a summer day is 0.22.
Assume 90 days in the whole summer, about 20 bobblehead will be needed.