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Mathematical theory based on the normal distribution can be used to deal with the following errors: a. Gross errors b. Systematic errors c. Random errors d. Accidental errors A 1" angular error over a 100 m line represents a linear error of approximately: a. 0.5 mm b. 0.05 mm c. 5 mm d. 50 mm Which of the following is a systematic error: a. Collimation error of a level instrument b. Mistake in reading the instrument c. Booking error d. Malfunction of the instrument
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