$1.)$ I need to you to work each problem and find

Error of Latitude,

Error of Departure,

Error of Closure,

Precision Ratio,

Adjusted Lengths,

Adjusted Bearings

All of this information is also in the excel spreadsheet that is posted as well.

$\backslash$table$[[,$Course,AB$,$BC$,$CD$,$DA$],[1$a$,$Bearing,$N9{28}^{\text{'}}E,N88{13}^{\text{'}}E,S15{58}^{\text{'}}W,N67{32}^{\text{'}}W$