(A) : Increasing the number of observations minimizes random errors.
(R ) : Positive and negative random errors occur with equal probability.

Options

A. Both (A) and (R ) are true and (R ) is the correct explanation of (A)
B. Both (A) and ( R) are true and (R ) is not the correct explanation of (A)
C. (A) is true but (R ) is false
D. (A) is false but (R ) is true

Answer

A