Solve the Problem $\mathrm { x } _ { 1 } = 15 , \mathrm { x } _ { 2 } = 3 , \mathrm { x } _ { 3 } = 11 , \mathrm { x } _ { 4 } = 16$

Multiple Choice

Solve the problem. If necessary, round your answer to one more decimal place than that used for the observations.
-Let $\mathrm { x } _ { 1 } = 15 , \mathrm { x } _ { 2 } = 3 , \mathrm { x } _ { 3 } = 11 , \mathrm { x } _ { 4 } = 16$ , and $\mathrm { x } _ { 5 } = 16$ . Compute $\sum \mathrm { x } _ { \mathrm { i } }$ .

A) 61
B) 12.2
C) 45
D) 5