Consider the following statements regarding instruments
1. Environmental error is a systematic error.
2. In order to reduce the loading error, low sensitive instruments are preferred.
3. Precision is the measurement of repeatability or reproducibility.
4. An instrument with high precision usually gives accurate readings.
Which of the above statement(s) is/are correct?
1
2,3 and 4 only
2
1, 2 and 4 only
3
1 and 3 only
4
1, 2, and 3 only