Which average is affected most by the presence of extreme items?

(a) median

(b) mode

(c) arithmetic mean

(d) geometric mean

(e) harmonic mean

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Solution

Arithmetic mean is the most affected by the presence of extreme items. It is one of the prime demerits of the arithmetic mean. It is easily distorted by the extreme values, and also the value of arithmetic mean may not figure out at all in the series.

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Similar questions

Indicate the most appropriate alternative from the multiple choices provided against each question.

(i) The most suitable average for qualitative measurement is

(a) Arithmetic mean (b) Median

(e) None of these

(ii) Which average is affected most by the presence of extreme items?

(a) Median (b) Mode

(e) Harmonic mean

(iii) The algebraic sum of deviation of a set of n values from AM is

(a) n (b) 0

The most suitable average for qualitative measurement is

(a) arithmetic mean

(b) median

(d) geometric mean

(e) none of the above

The best average for constructing an index number is:

(A) Harmonic mean
(B) Arithmetic mean
(C) Geometric mean
(D) None of these

Which of the following is the correct relation between a (arithmetic mean), b (geometric mean) and c (harmonic mean)?

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