Q91 · CSIR NET Chemistry, December 2013
Paper: CSIR NET December 2013 · Subject: Physical Chemistry · Chapter: Data Analysis · Topic: Error Propagation · Marks: 2 · Difficulty: Medium
The masses recorded when a substance is weighed 4 times are 15.8, 15.4, 15.6 and 16.0 mg. The variance (square of the standard deviation) is closest to
(a)0.02
(b)0.05
(c)0.10
(d)0.20
Answer
Answer (as printed): B
Explanation
No explanation was printed for this question.
Study loop for Data Analysis