Quantitative Analysis/Statistics

Please do the following on an EXCEL SPREADSHEET. Links are below:

https://app.box.com/s/qncjgw3p8kfwb0hdkm0c

https://app.box.com/s/aioh3jmpwtic66wr2f2h

Problems:

5-13

5-15 

5-16

5-19 

5-25