In the week before and the week after a holiday there were 10,000 total deaths and 4979 of them occcured in the week before the holiday.
a. Construct a 90% confidence interval estimate of the propotion of deaths in the week before the holiday to the total deaths in the week before and the week after the holiday
b. based on the result does there appear to be any indication taht people can temporarily postpone their death to survive the holiday?