Depth (feet) Trial 1 (ml) Trial 2 (ml) Trial 3 (ml) Average (ml)
4 9.1 8.5 8.3 8.63
8 4.8 5.1 5.6 5.16
12 3.6 3.1 2.8 3.16
16 2.2 1.5 1.6 1.76

Depth at 4 feet

|8.63-9.1|=.47

|8.63-8.5|=.13

|8.63-8.3|=.33

.47+.13+.33=.93/3=.31/8.63=.035 x 100=3.5

Average Deviation=.31

3.5% Error

Depth at 8 feet

|5.16-4.8|=.36

|5.16-5.1|=.06

|5.16-5.6|=.44

.36+.06+.44=.86/3=.286/5.16=.055 x 100=5.5

Average Deviation=.286

5.5% Error

Depth at 12 feet

|3.16-3.6|=.44

|3.16-3.1|=.06

|3.16-2.8|=.36

.44+.06+.36=.86/3=.286/3.16=.0905 x 100=9.05

Average Deviation=.286

9.05% Error

Depth at 16 feet

|1.76-2.2|=.44

|1.76-1.5|=.26

|1.76-1.6|=.16

.44+.26+.16=.86/3=.286/1.76=.1625 x 100=16.25

Average Deviation=.286

16.25% Error

 

 

 

 

 

b a c k