Question

2.
If the probable error in single observation
is +0.04 m and that of the mean is +0.01
m, then the number of observations are
a 4
b) 10
c) 16
d) 64
С C​

Answer 1

Answer:

mean. Es =probable error of single observation, n =no. Of observations. n =(0.04)^2÷(0.01)^2= 16. N=16. The number of ...

8 votes

Em=+-0.06745√(£v^2÷(n(n-1))=Es/√n Where :- Em =probable error of the mean. Es =probable ...

Hey dear,◆ Answer-n = 16◆ Explaination-Probable error in single observation is2SD = 0.04 ..