Two separate experiments were performed to determine acceleratio n of gravity at a point on the surface of the earth. The values and their standard errors are 9.81 ± 0.02 and 9.85 ± 0.01 (m/s 2). Hence, the error causing the difference is from which source?

Two separate experiments were performed to determine acceleration of gravity at a point on the surface of the earth. The values and their standard errors are 9.81 ± 0.02 and 9.85 ± 0.01 (m/s2). Hence, the error causing the difference is from which source?

(A)Random
(B)Erratic
(C)Maximum
(D)Systematic

Ans: Random

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