bigbang9505 bigbang9505 21-02-2020 Engineering contestada An angle is observed repeatedly using the same equipment and procedures producing the data below:35 ∘ 40'00",35 ∘ 40'10",35 ∘ 40'10", and 35 ∘ 39'55"A) Calculate the standard deviation.B)Calculate the standard deviation of the mean.