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# Errors in Measurements & Their Statistical Analysis – 1 – 2

6.  Errors in analog meter reading due to your physical position with respect to the meter scale.

(a) parallax error
(b) angular error
(c) linear error
(d) deviation

Explanation
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7.  What do you call the difference between any number within the set of numbers and the arithmetic mean of that set of numbers ?

(a) parallax error
(b) angular error
(c) linear error
(d) deviation

Explanation
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8. In measurements, the sum of a set of numbers divided by the total number of pieces of data in the given set is called.

(a) geometric mean
(b) algebraic mean
(c) arithmetic mean
(d) effective value

Explanation
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9. What type of errors are due to largely human errors like misreading of instruments ?

(a) Gross errors
(b) Systematic errors
(c) Random errors
(d) Environmental errors

Explanation
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10. What type of errors are due to shortcomings of the instruments like detective (or) worn parts ?

(a) Gross errors
(b) Systematic errors
(c) Random errors
(d) Environmental errors