statistics topics on estimation hypothesis testing and inferences based on normal distribution

Deadline is November 12th 2019 11:59 P.M EST. Attached is the Excel file, which you can skip the Instruction page. I’ve already did Question 1 and 6 so you can go ahead and do Question 2 to 5. Please show your work next to the problem using Excel functions. If you need additional information please let me know.