The essay geekHowever the problem is I do not have the full population data. Use first nine observations in your data set and explain what

I am interested in the population average i.e. mean expenditure of ADA students. However the problem is I do not have the full population data. Use first nine observations in your data set and explain what is your estimator and estimate of the population mean? (4%) data : [7 4 3 6 5 5 6 7 6 6 4 6 3 5 5 4 4 6 7 6 0 7 6 8 5 6 6 5 6 5]In all answers show your calculations (Except variance calculation in question 1. But full points will be given to the correct answer).  I need well explained answer !!!! Feb 06 2021